 'The Codex Leicester' (or Codex Hammer) is a collection of mostly scientific writings by which scientist/inventor?
 'the codex leicester' (or codex hammer) is a collection of mostly scientific writings by which scientist/inventor
FreebaseQA-train-4829.P0
codex hammer
codex leicester
m.024kc8
book.written_work.author
m.04lg6
leonardo da vinci