instruction:
In this task, you are given a fact statement and question based on the fact. Your task is to generate the correct answer for the question. The answer needs to be generated using the context fact statement.
question:
Fact: when water freezes , that water expands. Question: Depressions in building materials that fill with frozen water will?
answer:
expand


question:
Fact: An example of reproduction is laying eggs. Question: Which would likely reproduce?
answer:
waterfowl


question:
Fact: treating water is used to remove harmful substances before drinking. Question: Why would philanthropists donate special straws to help poor countries?
answer:

they treat water