0  person
1  bicycle
2  car
3  motorcycle
4  airplane
5  car
6  train
7  car
8  boat
9  traffic light
10  fire hydrant
11  stop sign
12  parking meter
13  bench
14  bird
15  cat
16  dog
17  horse
18  sheep
19  cow
20  elephant
21  bear
22  zebra
23  giraffe
24  backpack
25  umbrella
26  handbag
27  tie
28  suitcase
29  frisbee
30  skis
31  snowboard
32  sports ball
33  kite
34  baseball bat
35  baseball glove
36  skateboard
37  surfboard
38  tennis racket
39  bottle
40  wine glass
41  cup
42  fork
43  knife
44  spoon
45  bowl
46  banana
47  apple
48  sandwich
49  orange
50  broccoli
51  carrot
52  hot dog
53  pizza
54  donut
55  cake
56  chair
57  couch
58  potted plant
59  bed
60  dining table
61  toilet
62  tv
63  laptop
64  mouse
65  remote
66  keyboard
67  cell phone
68  microwave
69  oven
70  toaster
71  sink
72  refrigerator
73  book
74  clock
75  vase
76  scissors
77  teddy bear
78  hair drier
79  toothbrush