Definition: In this task, you will use your knowledge about language (and common sense) to determine what element the marked number refers to. The numbers are marked with two underlines around them, like: _ number _. Your answer should be chosen from the given text, and should not contain other words.
Input: Batman:  Where does a 500-pound gorilla sleep ? What 's worse than a millipede with sore feet ? How do you fit five elephants into a car ?
Alfred Pennyworth: Wherever it wants , a giraffe with a sore throat , and _ two _ in the front seat , two in the back and one in the trunk .

elephants