You are given a sentence and a question in the input. The information provided in the sentence should be enough to answer the question. You're expected to write the correct answer. Do not use any facts other than those provided in the sentence.

Sentence: When she opened the door, she saw an alligator wearing a suit and tie!. 
Question: Who was knocking at the door?
An alligator.

Sentence: On Friday, Greg and his mother and father were outside in their backyard, still practicing with the racing car, making sure it went as fast as it could. 
Question: Where was the race happening?
in their backyard.

Sentence: Unfortunately Frank had mistaken powdered soap for sugar because the eye holes in his bear costume didn't quite match up with his own eyes. 
Question: What did Frank put in the punch, and what did he mean to put in the punch?

He put powdered soap in the punch instead of sugar.

