Given a question and a context passage, generate the answer having the word or phrase from the context passage. Here, the answer should be a shortest continous span from the passage.

Ex Input:
Context: Elena Wexler-Kreindler (15 October 1931 -- August 2002) was a Romanian mathematician.
Question: The date of birth of Elena Wexler-Kreindler is?

Ex Output:
15 october 1931

Ex Input:
Context: 1836 Komarov, provisional designation 1971 OT, is a main-belt asteroid discovered on 26 July 1971 by Nikolai Chernykh at the Crimean Astrophysical Observatory in Nauchnyj.
Question: Who discovered 1836 Komarov?

Ex Output:
nikolai chernykh

Ex Input:
Context: Random Hearts is a 1999 American romantic drama film directed by Sydney Pollack and starring Harrison Ford and Kristin Scott Thomas.
Question: The director of Random Hearts is who?

Ex Output:
sydney pollack