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

Ex Input:
Sentence: Mary was bent two objects to see which would break first. The wooden board broke right away, while the metal pole didn't break at all. Question: Which object was less flexible?

Ex Output:
wooden board

Ex Input:
Sentence: A tree trunk is thicker then a tree leaf. Question: Which part of the tree is the stronger one?

Ex Output:
trunk

Ex Input:
Sentence: Mary's kitchen floor is slicker then her hallway floor. She was feeding her dogs one day and some kibble slid across both surfaces. Question: Which surface caused the kibble to heat up less?

Ex Output:
kitchen floor