In this task, you are given a sentence and a question, you would be asked to create the answer which is contained in the sentence provided.

Q: Sentence: Group 15 of the periodic table is also called nitrogen group. Question: Group 15 of the periodic table is also called which group?

A: nitrogen
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Q: Sentence: Calculations are described showing conversions between molar mass and density for gases. Question: Calculations are described showing conversions between molar mass and what for gases?

A: density
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Q: Sentence: Its electon configuration makes nobel gases unreactive. Question: What makes nobel gases unreactive?

A:
its electon configuration
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