Name something people have to run to catch.
| 1 | bus2 | 44 |
|---|---|---|
| 1 | Bus11 | 44 |
| 2 | ball2 | |
| 2 | Pet11 | 15 |
| 2 | sphere2 | |
| 2 | softball2 | |
| 2 | soccer2 | |
| 2 | kickball2 | |
| 2 | dodgeball2 | |
| 2 | football2 | |
| 2 | orb2 | |
| 2 | hardball2 | |
| 3 | mutt2 | |
| 3 | puppy2 | |
| 3 | pooch2 | |
| 3 | pet2 | 15 |
| 3 | animal2 | |
| 3 | mongrel2 | |
| 3 | kitten2 | |
| 3 | hamster2 | |
| 3 | guinea pig2 | |
| 3 | gerbil2 | |
| 3 | dog2 | |
| 3 | cat2 | |
| 3 | canine2 | |
| 3 | bunny2 | |
| 4 | caboose2 | |
| 4 | engine2 | |
| 4 | freight train2 | |
| 4 | locomotive2 | |
| 4 | train2 |