Problem: Generate a sentence that contains a fact.
Sentence: female birds sit in nests

Problem: Generate a sentence that contains a fact.
Sentence: if the amount of available food and water decreases in an environment then animals may leave that environment to find food and water

Problem: Generate a sentence that contains a fact.
Sentence: coal is used to produce electricity by burning in coal-fire power stations

Problem: Generate a sentence that contains a fact.
Sentence:
chlorophyll is used for absorbing light energy by plants