Problem: Generate a sentence that contains a fact.
Sentence: the floating arrow on a compass always points towards the north

Problem: Generate a sentence that contains a fact.
Sentence: the winter solstice is on December 21st in the northern hemisphere

Problem: Generate a sentence that contains a fact.
Sentence: winter in the Northern Hemisphere is during the summer in the Southern Hemisphere

Problem: Generate a sentence that contains a fact.
Sentence:
wood is an electrical energy insulator