The world championship for seeing machines is the “ImageNet Large Scale Visual Recognition Challenge” or short ILSVRC. This contest is about which robot can see best.

But before robots can see, they have to learn it. The classification and object categories used for this contest provide some surreal reading material and are worth a blog post of their own.

So here we go. The ultimate list of items a robot must know - do you know all?:

abacus, abaya, academic gown, accordion, acorn, acorn squash, acoustic gui-
tar, admiral, affenpinscher, Afghan hound, African chameleon, African crocodile,
African elephant, African grey, African hunting dog, agama, agaric, aircraft car-
rier, Airedale, airliner, airship, albatross, alligator lizard, alp, altar, ambulance,
American alligator, American black bear, American chameleon, American coot,
American egret, American lobster, American Staffordshire terrier, amphibian,
analog clock, anemone fish, Angora, ant, apiary, Appenzeller, apron, Arabian
camel, Arctic fox, armadillo, artichoke, ashcan, assault rifle, Australian terrier,
axolotl, baboon, backpack, badger, bagel, bakery, balance beam, bald eagle, bal-
loon, ballplayer, ballpoint, banana, Band Aid, banded gecko, banjo, bannister,
barbell, barber chair, barbershop, barn, barn spider, barometer, barracouta, bar-
rel, barrow, baseball, basenji, basketball, basset, bassinet, bassoon, bath towel,
bathing cap, bathtub, beach wagon, beacon, beagle, beaker, bearskin, beaver,
Bedlington terrier, bee, bee eater, beer bottle, beer glass, bell cote, bell pepper,
Bernese mountain dog, bib, bicycle-built-for-two, bighorn, bikini, binder, binoc-
ulars, birdhouse, bison, bittern, black and gold garden spider, black grouse, black
stork, black swan, black widow, black-and-tan coonhound, black-footed ferret,
Blenheim spaniel, bloodhound, bluetick, boa constrictor, boathouse, bobsled,
bolete, bolo tie, bonnet, book jacket, bookcase, bookshop, Border collie, Border
terrier, borzoi, Boston bull, bottlecap, Bouvier des Flandres, bow, bow tie, box
turtle, boxer, Brabancon griffon, brain coral, brambling, brass, brassiere, break-
water, breastplate, briard, Brittany spaniel, broccoli, broom, brown bear, bub-
ble, bucket, buckeye, buckle, bulbul, bull mastiff, bullet train, bulletproof vest,
bullfrog, burrito, bustard, butcher shop, butternut squash, cab, cabbage butter-
fly, cairn, caldron, can opener, candle, cannon, canoe, capuchin, car mirror, car
wheel, carbonara, Cardigan, cardigan, cardoon, carousel, carpenter’s kit, car-
ton, cash machine, cassette, cassette player, castle, catamaran, cauliflower, CD
player, cello, cellular telephone, centipede, chain, chain mail, chain saw, chain-
link fence, chambered nautilus, cheeseburger, cheetah, Chesapeake Bay retriever,
chest, chickadee, chiffonier, Chihuahua, chime, chimpanzee, china cabinet, chi-
ton, chocolate sauce, chow, Christmas stocking, church, cicada, cinema, cleaver,
cliff, cliff dwelling, cloak, clog, clumber, cock, cocker spaniel, cockroach, cocktail
shaker, coffee mug, coffeepot, coho, coil, collie, colobus, combination lock, comic
book, common iguana, common newt, computer keyboard, conch, confectionery,
consomme, container ship, convertible, coral fungus, coral reef, corkscrew, corn,
cornet, coucal, cougar, cowboy boot, cowboy hat, coyote, cradle, crane, crane,
crash helmet, crate, crayfish, crib, cricket, Crock Pot, croquet ball, crossword
puzzle, crutch, cucumber, cuirass, cup, curly-coated retriever, custard apple,
daisy, dalmatian, dam, damselfly, Dandie Dinmont, desk, desktop computer,
dhole, dial telephone, diamondback, diaper, digital clock, digital watch, dingo,
dining table, dishrag, dishwasher, disk brake, Doberman, dock, dogsled, dome,
doormat, dough, dowitcher, dragonfly, drake, drilling platform, drum, drumstick,
dugong, dumbbell, dung beetle, Dungeness crab, Dutch oven, ear, earthstar,
echidna, eel, eft, eggnog, Egyptian cat, electric fan, electric guitar, electric lo-
comotive, electric ray, English foxhound, English setter, English springer, enter-
tainment center, EntleBucher, envelope, Eskimo dog, espresso, espresso maker,
European fire salamander, European gallinule, face powder, feather boa, fid-
dler crab, fig, file, fire engine, fire screen, fireboat, flagpole, flamingo, flat-
coated retriever, flatworm, flute, fly, folding chair, football helmet, forklift, foun-
tain, fountain pen, four-poster, fox squirrel, freight car, French bulldog, French
horn, French loaf, frilled lizard, frying pan, fur coat, gar, garbage truck, gar-
den spider, garter snake, gas pump, gasmask, gazelle, German shepherd, Ger-
man short-haired pointer, geyser, giant panda, giant schnauzer, gibbon, Gila
monster, go-kart, goblet, golden retriever, goldfinch, goldfish, golf ball, golfcart,
gondola, gong, goose, Gordon setter, gorilla, gown, grand piano, Granny Smith,
grasshopper, Great Dane, great grey owl, Great Pyrenees, great white shark,
Greater Swiss Mountain dog, green lizard, green mamba, green snake, green-
house, grey fox, grey whale, grille, grocery store, groenendael, groom, ground
beetle, guacamole, guenon, guillotine, guinea pig, gyromitra, hair slide, hair
spray, half track, hammer, hammerhead, hamper, hamster, hand blower, hand-
held computer, handkerchief, hard disc, hare, harmonica, harp, hartebeest, har-
vester, harvestman, hatchet, hay, head cabbage, hen, hen-of-the-woods, hermit
crab, hip, hippopotamus, hog, hognose snake, holster, home theater, honeycomb,
hook, hoopskirt, horizontal bar, hornbill, horned viper, horse cart, hot pot, hot-
dog, hourglass, house finch, howler monkey, hummingbird, hyena, ibex, Ibizan
hound, ice bear, ice cream, ice lolly, impala, Indian cobra, Indian elephant, in-
digo bunting, indri, iPod, Irish setter, Irish terrier, Irish water spaniel, Irish
wolfhound, iron, isopod, Italian greyhound, jacamar, jack-o’-lantern, jackfruit,
jaguar, Japanese spaniel, jay, jean, jeep, jellyfish, jersey, jigsaw puzzle, jinrik-
isha, joystick, junco, keeshond, kelpie, Kerry blue terrier, killer whale, kimono,
king crab, king penguin, king snake, kit fox, kite, knee pad, knot, koala, Ko-
modo dragon, komondor, kuvasz, lab coat, Labrador retriever, lacewing, ladle,
ladybug, Lakeland terrier, lakeside, lampshade, langur, laptop, lawn mower, leaf
beetle, leafhopper, leatherback turtle, lemon, lens cap, Leonberg, leopard, lesser
panda, letter opener, Lhasa, library, lifeboat, lighter, limousine, limpkin, liner,
lion, lionfish, lipstick, little blue heron, llama, Loafer, loggerhead, long-horned
beetle, lorikeet, lotion, loudspeaker, loupe, lumbermill, lycaenid, lynx, macaque,
macaw, Madagascar cat, magnetic compass, magpie, mailbag, mailbox, mail-
lot, maillot, malamute, malinois, Maltese dog, manhole cover, mantis, maraca,
marimba, marmoset, marmot, mashed potato, mask, matchstick, maypole, maze,
measuring cup, meat loaf, medicine chest, meerkat, megalith, menu, Mexican
hairless, microphone, microwave, military uniform, milk can, miniature pinscher,
miniature poodle, miniature schnauzer, minibus, miniskirt, minivan, mink, mis-
sile, mitten, mixing bowl, mobile home, Model T, modem, monarch, monastery,
mongoose, monitor, moped, mortar, mortarboard, mosque, mosquito net, mo-
tor scooter, mountain bike, mountain tent, mouse, mousetrap, moving van, mud
turtle, mushroom, muzzle, nail, neck brace, necklace, nematode, Newfoundland,
night snake, nipple, Norfolk terrier, Norwegian elkhound, Norwich terrier, note-
book, obelisk, oboe, ocarina, odometer, oil filter, Old English sheepdog, or-
ange, orangutan, organ, oscilloscope, ostrich, otter, otterhound, overskirt, ox,
oxcart, oxygen mask, oystercatcher, packet, paddle, paddlewheel, padlock, paint-
brush, pajama, palace, panpipe, paper towel, papillon, parachute, parallel bars,
park bench, parking meter, partridge, passenger car, patas, patio, pay-phone,
peacock, pedestal, Pekinese, pelican, Pembroke, pencil box, pencil sharpener,
perfume, Persian cat, Petri dish, photocopier, pick, pickelhaube, picket fence,
pickup, pier, piggy bank, pill bottle, pillow, pineapple, ping-pong ball, pinwheel,
pirate, pitcher, pizza, plane, planetarium, plastic bag, plate, plate rack, platy-
pus, plow, plunger, Polaroid camera, pole, polecat, police van, pomegranate,
Pomeranian, poncho, pool table, pop bottle, porcupine, pot, potpie, potter’s
wheel, power drill, prairie chicken, prayer rug, pretzel, printer, prison, proboscis
monkey, projectile, projector, promontory, ptarmigan, puck, puffer, pug, punch-
ing bag, purse, quail, quill, quilt, racer, racket, radiator, radio, radio telescope,
rain barrel, ram, rapeseed, recreational vehicle, red fox, red wine, red wolf, red-
backed sandpiper, red-breasted merganser, redbone, redshank, reel, reflex cam-
era, refrigerator, remote control, restaurant, revolver, rhinoceros beetle, Rhode-
sian ridgeback, rifle, ringlet, ringneck snake, robin, rock beauty, rock crab, rock
python, rocking chair, rotisserie, Rottweiler, rubber eraser, ruddy turnstone,
ruffed grouse, rugby ball, rule, running shoe, safe, safety pin, Saint Bernard,
saltshaker, Saluki, Samoyed, sandal, sandbar, sarong, sax, scabbard, scale, schip-
perke, school bus, schooner, scoreboard, scorpion, Scotch terrier, Scottish deer-
hound, screen, screw, screwdriver, scuba diver, sea anemone, sea cucumber, sea
lion, sea slug, sea snake, sea urchin, Sealyham terrier, seashore, seat belt, sewing
machine, Shetland sheepdog, shield, Shih-Tzu, shoe shop, shoji, shopping bas-
ket, shopping cart, shovel, shower cap, shower curtain, siamang, Siamese cat,
Siberian husky, sidewinder, silky terrier, ski, ski mask, skunk, sleeping bag,
slide rule, sliding door, slot, sloth bear, slug, snail, snorkel, snow leopard, snow-
mobile, snowplow, soap dispenser, soccer ball, sock, soft-coated wheaten ter-
rier, solar dish, sombrero, sorrel, soup bowl, space bar, space heater, space
shuttle, spaghetti squash, spatula, speedboat, spider monkey, spider web, spin-
dle, spiny lobster, spoonbill, sports car, spotlight, spotted salamander, squirrel
monkey, Staffordshire bullterrier, stage, standard poodle, standard schnauzer,
starfish, steam locomotive, steel arch bridge, steel drum, stethoscope, stingray,
stinkhorn, stole, stone wall, stopwatch, stove, strainer, strawberry, street sign,
streetcar, stretcher, studio couch, stupa, sturgeon, submarine, suit, sulphur but-
terfly, sulphur-crested cockatoo, sundial, sunglass, sunglasses, sunscreen, suspen-
sion bridge, Sussex spaniel, swab, sweatshirt, swimming trunks, swing, switch,
syringe, tabby, table lamp, tailed frog, tank, tape player, tarantula, teapot,
teddy, television, tench, tennis ball, terrapin, thatch, theater curtain, thimble,
three-toed sloth, thresher, throne, thunder snake, Tibetan mastiff, Tibetan ter-
rier, tick, tiger, tiger beetle, tiger cat, tiger shark, tile roof, timber wolf, titi,
toaster, tobacco shop, toilet seat, toilet tissue, torch, totem pole, toucan, tow
truck, toy poodle, toy terrier, toyshop, tractor, traffic light, trailer truck, tray,
tree frog, trench coat, triceratops, tricycle, trifle, trilobite, trimaran, tripod, tri-
umphal arch, trolleybus, trombone, tub, turnstile, tusker, typewriter keyboard,
umbrella, unicycle, upright, vacuum, valley, vase, vault, velvet, vending machine,
vestment, viaduct, vine snake, violin, vizsla, volcano, volleyball, vulture, waffle
iron, Walker hound, walking stick, wall clock, wallaby, wallet, wardrobe, war-
plane, warthog, washbasin, washer, water bottle, water buffalo, water jug, water
ouzel, water snake, water tower, weasel, web site, weevil, Weimaraner, Welsh
springer spaniel, West Highland white terrier, whippet, whiptail, whiskey jug,
whistle, white stork, white wolf, wig, wild boar, window screen, window shade,
Windsor tie, wine bottle, wing, wire-haired fox terrier, wok, wolf spider, wom-
bat, wood rabbit, wooden spoon, wool, worm fence, wreck, yawl, yellow lady’s
slipper, Yorkshire terrier, yurt, zebra, zucchini.

Did you know everything? If English is not your native language, like for the author of these lines, this list also makes a great test of your “English as Second Language (ESL)” vocabulary.

Want more surreal reading material?

From the same paper, here is the list of questions that are use for the crowded-sourced manual image annotation. In a nutshell, humans classify the images first and the robots then compete against other humans to annotate the images correctly. In 2014 “humans” only won by a small margin of 1.7%!

All questions are of the form: Is there a … in the image?

The bold headings below with the are the main questions and are asked on every image. If the answer to this first question is “no” then the answer to all descendant questions is assumed to be “no”. The 200 numbered annotations correspond to the 200 object detection categories in the contest.

Hierarchy of questions:

First aid/ medical items(1) stethoscope

• (2) syringe
• (3) neck brace
• (4) crutch
• (5) stretcher
• (6) band aid: an adhesive bandage to cover small cuts or blisters

Musical instruments

• (7) accordion (a portable box-shaped free-reed instrument; the reeds are made to vibrate by air from the bellows controlled by the player)
• (8) piano, pianoforte, forte-piano percussion instruments: chimes, maraccas, drums, etc
• (9) chime: a percussion instrument consisting of a set of tuned bells that are struck with a hammer; used as an orchestral instrument
• (10) maraca
• (11) drum stringed instrument
• (12) banjo, the body of a banjo is round. please do not confuse with guitar
• (13) cello: a large stringed instrument; seated player holds it upright while playing
• (14) violin: bowed stringed instrument that has four strings, a hollow body, an unfretted fingerboard and is played with a bow. please do not confuse with cello, which is held upright while playing
• (15) harp
• (16) guitar, please do not confuse with banjo. the body of a banjo is round wind instrument: a musical instrument in which the sound is produced by an enclosed column of air that is moved by the breath (such as trumpet, french horn, harmonica, flute, etc)
• (17) trumpet: a brass musical instrument with a narrow tube and a flared bell, which is played by means of valves. often has 3 keys on top
• (18) french horn: a brass musical instrument consisting of a conical tube that is coiled into a spiral, with a flared bell at the end
• (19) trombone: a brass instrument consisting of a long tube whose length can be varied by a u-shaped slide
• (20) harmonica -(21) flute: a high-pitched musical instrument that looks like a straight tube and is usually played sideways (please do not confuse with oboes, which have a distinctive straw-like mouth piece and a slightly flared end)
• (22) oboe: a slender musical instrument roughly 65cm long with metal keys, a distinctive straw-like mouthpiece and often a slightly flared end (please do not confuse with flutes)
• (23) saxophone: a musical instrument consisting of a brass conical tube, often with a u-bend at the end

Food: something you can eat or drink (includes growing fruit, vegetables and mushrooms, but does not include living animals) Food with bread or crust: pretzel, bagel, pizza, hotdog, hamburgers, etc

• (24) pretzel
• (25) bagel, beigel
• (26) pizza, pizza pie
• (27) hotdog, hot dog, red hot
• (28) hamburger, beefburger, burger
• (29) guacamole
• (30) burrito
• (31) popsicle (ice cream or water ice on a small wooden stick)

Fruit

• 32) fig
• (33) pineapple, ananas
• (34) banana
• (35) pomegranate
• (36) apple
• (37) strawberry
• (38) orange
• (39) lemon

Vegetables

• (40) cucumber, cuke
• (41) artichoke, globe artichoke
• (42) bell pepper
• (43) head cabbage
• (44) mushroom

Items that run on electricity (plugged in or using batteries); including clocks, microphones, traffic lights, computers, etc

• (45) remote control, remote electronics that blow air
• (46) hair dryer, blow dryer
• (47) electric fan: a device for creating a current of air by movement of a surface or surfaces (please do not consider hair dryers) electronics that can play music or amplify sound
• (48) tape player
• (49) iPod
• (50) microphone, mike

Computer and computer peripherals: mouse, laptop, printer, keyboard, etc

• (51) computer mouse
• (52) laptop, laptop computer
• (53) printer (please do not consider typewriters to be printers)
• (54) computer keyboard
• (55) lamp

Electric cooking appliance (an appliance which generates heat to cook food or boil water)

• (56) microwave, microwave oven
• (57) toaster
• (58) waffle iron
• (59) coffee maker: a kitchen appliance used for brewing coffee automatically
• (60) vacuum, vacuum cleaner
• (61) dishwasher, dish washer, dishwashing machine
• (62) washer, washing machine: an electric appliance for washing clothes
• (63) traffic light, traffic signal, stoplight
• (64) tv or monitor: an electronic device that represents information in visual form
• (65) digital clock: a clock that displays the time of day digitally

Kitchen items: tools,utensils and appliances usually found in the kitchen Electric cooking appliance (an appliance which generates heat to cook food or boil water)

• (56) microwave, microwave oven
• (57) toaster
• (58) waffle iron
• (59) coffee maker: a kitchen appliance used for brewing coffee automatically
• (61) dishwasher, dish washer, dishwashing machine
• (66) stove things used to open cans/bottles: can opener or corkscrew
• (67) can opener (tin opener)
• (68) corkscrew
• (69) cocktail shaker

Non-electric item commonly found in the kitchen: pot, pan, utensil, bowl, etc

• (70) strainer
• (71) frying pan (skillet)
• (72) bowl: a dish for serving food that is round, open at the top, and has no handles (please do not confuse with a cup, which usually has a handle and is used for serving drinks)
• (73) salt or pepper shaker: a shaker with a perforated top for sprinkling salt or pepper
• (74) plate rack
• (75) spatula: a turner with a narrow flexible blade
• (76) ladle: a spoon-shaped vessel with a long handle; frequently used to transfer liquids from one container to another
• (77) refrigerator, icebox furniture (including benches)
• (78) bookshelf: a shelf on which to keep books
• (79) baby bed: small bed for babies, enclosed by sides to prevent baby from falling
• (80) filing cabinet: office furniture consisting of a container for keeping papers in order
• (81) bench (a long seat for several people, typically made of wood or stone)
• (82) chair: a raised piece of furniture for one person to sit on; please do not confuse with benches or sofas, which are made for more people
• (83) sofa, couch: upholstered seat for more than one person; please do not confuse with benches (which are made of wood or stone) or with chairs (which are for just one person)
• (84) table

Clothing, article of clothing: a covering designed to be worn on a person’s body

• (85) diaper: Garment consisting of a folded cloth drawn up between the legs and fastened at the waist; worn by infants to catch excrement Swimming attire: clothes used for swimming or bathing (swim suits, swim, trunks, bathing caps)**

• (86) swimming trunks: swimsuit worn by men while swimming_
• (87) bathing cap, swimming cap: a cap worn to keep hair dry while swimming or showering
• (88) maillot: a woman’s one-piece bathing suit_

Necktie: a man’s formal article of clothing worn around the neck (including bow ties)

• (89) bow tie: a man’s tie that ties in a bow
• (90) tie: a long piece of cloth worn for decorative purposes around the neck or shoulders, resting under the shirt collar and knotted at the throat (NOT a bow tie)

Headdress, headgear: clothing for the head (hats, helmets, bathing caps, etc) - (87) bathing cap, swimming cap: a cap worn to keep hair dry while swimming or showering - (91) hat with a wide brim - (92) helmet: protective headgear made of hard material to resist blows ImageNet Large Scale Visual Recognition Challenge 33_
- (93) miniskirt, mini: a very short skirt - (94) brassiere, bra: an undergarment worn by women to support their breasts - (95) sunglasses

Living organism (other than people): dogs, snakes, fish, insects, sea urchins, starfish, etc. Living organism which can fly - (96) bee - (97) dragonfly - (98) ladybug - (99) butterfly - (100) bird

Living organism which cannot fly (please don’t include humans)

Living organism with 2 or 4 legs (please don’t include humans):

Mammals (but please do not include humans)

Feline (cat-like) animal: cat, tiger or lion

• (101) domestic cat
• (102) tiger
• (103) lion

canine (dog-like animal): dog, hyena, fox or wolf

• (104) dog, domestic dog, canis familiaris
• (105) fox: wild carnivorous mammal with pointed muzzle and ears nd a bushy tail (please do not confuse with dogs)

animals with hooves: camels, elephants, hippos, pigs, sheep, etc

• (106) elephant
• (107) hippopotamus, hippo
• (108) camel
• (109) swine: pig or boar
• (110) sheep: woolly animal, males have large spiraling horns (please do not confuse with antelope which have long legs)
• (111) cattle: cows or oxen (domestic bovine animals)
• (112) zebra
• (113) horse
• (114) antelope: a graceful animal with long legs and horns directed upward and backward
• (115) squirrel
• (116) hamster: short-tailed burrowing rodent with large cheek pouches
• (117) otter
• (118) monkey
• (119) koala bear
• (120) bear (other than pandas)
• (121) skunk (mammal known for its ability for spray a liquid with a strong odor; they may have a single thick stripe across back and tail, two thinner stripes, or a series of white spots and broken stripes
• (122) rabbit
• (123) giant panda: an animal characterized by its distinct black and white markings
• (124) red panda: Reddish-brown Old World raccoon-like carnivore
• (125) frog, toad
• (126) lizard: please do not confuse with snake (lizards have legs)
• (127) turtle
• (128) armadillo
• (129) porcupine, hedgehog

Living organism with 6 or more legs: lobster, scorpion, insects, etc.

• (130) lobster: large marine crustaceans with long bodies and muscular tails; three of their five pairs of legs have claws
• (131) scorpion
• (132) centipede: an arthropod having a flattened body of 15 to 173 segments each with a pair of legs, the foremost pair being modified as prehensors
• (133) tick (a small creature with 4 pairs of legs which lives on the blood of mammals and birds)
• (134) isopod: a small crustacean with seven pairs of legs adapted for crawling
• (135) ant

Living organism without legs: fish, snake, seal, etc. (please don’t include plants)

Living organism that lives in water: seal, whale, fish, sea cucumber, etc.

• (136) jellyfish
• (137) starfish, sea star
• (138) seal
• (139) whale
• (140) ray: a marine animal with a horizontally flattened body and enlarged winglike pectoral fins with gills on the underside
• (141) goldfish: small golden or orange-red fishes living organism that slides on land: worm, snail, snake
• (142) snail
• (143) snake: please do not confuse with lizard (snakes do not have legs)

Vehicle: any object used to move people or objects from place to place a vehicle with wheels

• (144) golfcart, golf cart
• (145) snowplow: a vehicle used to push snow from roads
• (146) motorcycle (or moped)
• (147) car, automobile (not a golf cart or a bus)
• (148) bus: a vehicle carrying many passengers; used for public transport
• (149) train
• (150) cart: a heavy open wagon usually having two wheels and drawn by an animal
• (151) bicycle, bike: a two wheeled vehicle moved by foot pedals
• (152) unicycle, monocycle a vehicle without wheels (snowmobile, sleighs)
• (153) snowmobile: tracked vehicle for travel on snow
• (154) watercraft (such as ship or boat): a craft designed for water transportation
• (155) airplane: an aircraft powered by propellers or jets cosmetics: toiletry designed to beautify the body
• (156) face powder
• (157) perfume, essence (usually comes in a smaller bottle than hair spray
• (158) hair spray
• (159) cream, ointment, lotion
• (160) lipstick, lip rouge

Carpentry items: items used in carpentry, including nails, hammers, axes, screwdrivers, drills, chain saws, etc - (161) chain saw, chainsaw - (162) nail: pin-shaped with a head on one end and a point on the other - (163) axe: a sharp tool often used to cut trees/ logs - (164) hammer: a blunt hand tool used to drive nails in or break things apart - (please do not confuse with axe, which is sharp) - (165) screwdriver - (166) power drill: a power tool for drilling holes into hard materials school supplies: rulers, erasers, pencil sharpeners, pencil boxes, binders - (167) ruler,rule: measuring stick consisting of a strip of wood or metal or plastic with a straight edge that is used for drawing straight lines and measuring lengths - (168) rubber eraser, rubber, pencil eraser - (169) pencil sharpener - (170) pencil box, pencil case - (171) binder, ring-binder

Sports items: items used to play sports or in the gym (such as skis, raquets, gymnastics bars, bows, punching bags, balls) - (172) bow: weapon for shooting arrows, composed of a curved piece of resilient wood with a taut cord to propel the arrow - (173) puck, hockey puck: vulcanized rubber disk 3 inches in diameter that is used instead of a ball in ice hockey - (174) ski - (175) racket, racquet gymnastic equipment: parallel bars, high beam, etc - (176) balance beam: a horizontal bar used for gymnastics which is raised from the floor and wide enough to walk on - (177) horizontal bar, high bar: used for gymnastics; gymnasts grip it with their hands (please do not confuse with balance beam, which is wide enough to walk on)

-Ball - (178) golf ball - (179) baseball - (180) basketball - (181) croquet ball - (182) soccer ball - (183) ping-pong ball - (184) rugby ball - (185) volleyball - (186) tennis ball - (187) punching bag, punch bag, punching ball, punchball - (188) dumbbell: An exercising weight; two spheres connected by a short bar that serves as a handle

Liquid container: vessels which commonly contain liquids such as bottles, cans, etc.

• (189) pitcher: a vessel with a handle and a spout for pouring_
• (190) beaker: a flatbottomed jar made of glass or plastic; used for chemistry_
• (191) milk can_
• (192) soap dispenser_
• (193) wine bottle_
• (194) water bottle_
• (195) cup or mug (usually with a handle and usually cylindrical)_

Bag - (196) backpack: a bag carried by a strap on your back or shoulder_
- (197) purse: a small bag for carrying money_
- (198) plastic bag_

(199) person 

• (200) flower pot: a container in which plants are cultivated**

Source: ImageNet Large Scale Visual Recognition Challenge by Olga Russakovsky et al.