input question: What layer of the atmosphere contains most of the ozone layer ?

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: Name a country that is developing a magnetic levitation railway system ?

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

input question: What businesses in Alaska were affected by the Exxon Valdez oil spill ?

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

input question: Who sent the brief message `` I came , I saw , I conquered '' ?

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