Input question: What event caused Twitter's servers to crash on 25 June 2009?

Output answer: michael jackson s death

Input question: In medicine, dystocia is difficulty in doing what?

Output answer: giving birth

Input question: Which element, atomic number 15, has the chemical symbol P?

Output answer: phosphorus

Input question: The French call it La Manche. What do the English call it?

Output answer:
english channel