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: 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: The Peruvian War of Independence was a series of military conflicts beginning in 1811 that culminated in the proclamation of the independence of Peru by Jose de San Martin on July 28, 1821. 
 Question: What year did Peruvian War of Independence start?

Ex Output:
1811


Ex Input:
Context: Week 8 saw the Bears return to Soldier Field to play the San Francisco 49ers. Prior to the game, Lovie Smith announced that the Bears would don their alternative orange jerseys to commemorate the upcoming Halloween holiday, and asked Bear fans to wear orange clothing to create an "orange swarm" at Soldier Field. The Bears' 41 point first half tied the franchise record for most points scored in one half, the other game being the 1940 NFL Championship, where the Bears defeated the Washington Redskins 73-0. 
 Question: How many points did the Bears have at halftime?

Ex Output:

41 point