Input question: Which bird has the Latin name Pica Pica?

Output answer: magpie

Input question: What, with vinegar, is added to egg yolk to make mayonnaise?

Output answer: olive oil

Input question: On Sept 22, 1827, Joseph Smith, Jr supposedly met an angel called Moroni who directed Smith to a long-buried book, inscribed on golden plates, which inspired him to write what?

Output answer: book of mormon

Input question: The Bible, Which psalm begins "The Lord is my shepherd "?

Output answer:
23