You are given a sentence and a question. You're expected to write the correct answer based on the sentence.

[EX Q]: Sentence: Annabel rolls a pomegranate down two boards, one with knots and one without. When it rolls down the board without knots, it has less friction than when it rolls down the board with knots. Question: Which board is rougher?
[EX A]: wood board with knots

[EX Q]: Sentence: Greg and Lisa both live 2 miles from the library. Greg takes off on foot. Lisa uses a scooter. Question: Who gets there first?
[EX A]: Lisa

[EX Q]: Sentence: Mary knows that a bucket is not as rough as a pail. Question: Which surface will allow her popcorn to slide around more?
[EX A]:
bucket