In this task, you are given a question and an answer, you would be asked to create the sentence based on the Question-Answer provided. It should be contained within the Question-Answer provided.

Ex Input:
Question: Does blood flow increase or decrease when blood vessels constrict? Answer: decrease

Ex Output:
Blood flow decrease when blood vessels constrict.

Ex Input:
Question: What is the critical factor for the survival of segmented worms? Answer: water and humidity

Ex Output:
Water and humidity is the critical factor for the survival of segmented worms.

Ex Input:
Question: What field of study is called the language of science? Answer: mathematics

Ex Output:
The field of study known as mathematics is called the language of science.