(2) Like the last Google Doodle, i.e. Little Nemo Google Logo, Google is celebrating the thing, i.e. the book or the comic strip, as opposed to the person, i.e. Herman Melville or Winsor McCay.

Knowledge Graph is a database of “common sense” factual data tied together by 500 million entities like Leonard Nimoy, Rockefeller Center, and even our own Joshua Topolsky.