Given the task definition, example input & output, solve the new input case.
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.
Example: Fact: deep sea animals live deep in the ocean. Question: Frilled sharks and angler fish live far beneath the surface of the ocean, which is why they are known as?
Output: Deep sea animals
This is the correct answer since the fact says that deep sea animals live deep in the ocean and the question asks for what fish who live deep in the ocean are called.

New input case for you: Fact: classifying is when one sorts something by type. Question: Sara sorted her marbles into glass ones and marbles made of crystal. This is an example of?
Output:
classifying