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.
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Question: Sentence: Solid-state radiation detectors convert ionization produced in a semiconductor (like those found in computer chips) directly into electrical signal. Question: Solid-state radiation detectors convert ionization produced in a semiconductor (like those found in computer chips) directly into what?

Answer: electrical signal

Question: 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?

Answer: density

Question: Sentence: The oldest fossil of land plants date back 470 million years many millions of years. Question: The oldest fossil of land plants date back how many millions of years?

Answer:
470 million years