input question: What are different products of petroleum ?

Would the answer to this question be an entity, an abbreviation, a description, a human, a location, or a numeric value?
your answer: entity

input question: What was the Vietnam War ?

Would the answer to this question be an entity, an abbreviation, a description, a human, a location, or a numeric value?
your answer: description

input question: When was Microsoft established ?

Would the answer to this question be an entity, an abbreviation, a description, a human, a location, or a numeric value?
your answer: numeric

input question: What American won the world Grand Prix driving championship in 1978 ?

Would the answer to this question be an entity, an abbreviation, a description, a human, a location, or a numeric value?
your answer:
human