Given an trivia question precisely answer the question with a word/phrase/name. External resources such as Wikipedia could be used to obtain the facts.

[Q]: Actor Lawrence Tureaud is better known by what name?
[A]: mr. t


[Q]: What sort of creature is a lurcher?
[A]: dog


[Q]: Which black, igneous rock was used by the Mayans to make their sword blades?
[A]:
obsidian