Definition: In this task, you are given a question. You have to answer the question based on your information.

Positive Example 1 -
Input: Roman Yakub won first price in a Choral Composition Competition at a liberal arts college founded by who?
Output: William Egbert

Positive Example 2 -
Input: What was the most successful single from the motion picture soundtrack from the  1985 American drama film directed by Taylor Hackford and choreographed by Twyla Tharp and stars Mikhail Baryshnikov, Gregory Hines, Jerzy Skolimowski, Helen Mirren and Isabella Rossellini?
Output: Separate Lives

Negative Example 1 -
Input: Which institution receives more support from their country's military, Instituto Militar de Engenharia, or California State University, Bakersfield?
Output: California State University, Bakersfield

Negative Example 2 -
Input: Who wrote the comedy in which Bryce Dallas Howard starred in the film adaption in 2006?
Output: Bryce Dallas Howard

Now complete the following example -
Input: backing vocals on "Little Black Dress" were contributed by Bono and an English-born Irish musician who has recorded how many studio albums with U2?
Output: 

 13