input: Background: Tesla made predictions about the relevant issues of a post-World War I environment in a printed article, "Science and Discovery are the great Forces which will lead to the Consummation of the War" (20 December 1914). Tesla believed that the League of Nations was not a remedy for the times and issues.[citation needed]
  Question: When was the article published?
  Answer:<extra_id_0>.
output: <extra_id_0> 20 December 1914<extra_id_1>