In this task, you're given a question, along with a context passage. The passage will not have a direct answer to the question, but can include some information and a clue for the answer. Assuming you can only obtain information about one entity in the passage, your job is to determine whether information from the passage can be used to answer the question. Indicate your choice as `a` for Yes or `b` for No.

Ex Input:
Question: What theatre was built first, the one Gregario appeared at in 1988, or the one she appeared at in 1993? Passage:In 1977, Gregorio returned to Broadway after an eight-year hiatus in the original production of Michael Cristofer's The Shadow Box as Agnes; she garnered nominations for the Tony Award for Best Performance by a Featured Actress in a Play and the Drama Desk Award for Outstanding Featured Actress in a Play. Since then her theatre appearances have been sporadic. She appeared as Laurie in the Off-Broadway production of David Blomquist's Weekends Like Other People, at the Marymount Manhattan Theatre in 1982. The following year she returned to Broadway as Beatrice in the original production of A View from the Bridge at the Ambassador Theatre, and again in 1988 as Helga in the original production of M. Butterfly at the Eugene O'Neill Theatre. In 1993 she appeared as Karen Frick in the Manhattan Theatre Club's production of Arthur Miller's The Last Yankee and in 2000 she portrayed the roles of Lena and Sandra in Beth Henley's Family Week at the Century Center for the Performing Arts.


Ex Output:
b


Ex Input:
Question: In what country did Hermes study? Passage:From 1931, Hermes studied mathematics, physics, chemistry, biology and philosophy at the University of Freiburg. In 1937 he passed the state examination in Münster and was attending there in 1938 when the physicist Adolf Kratzer was present. After that he went on a scholarship to the University of Göttingen and then became an assistant at the University of Bonn. During World War II he was a soldier on the Channel Island of Jersey until 1943 and then on to the Chemical Physics Institute of the Navy in Kiel. At the end of the war he moved to Toplitzsee, where he was tasked with working on new encryption methods. In 1947, he became a lecturer at the University of Bonn where he took his habilitation, his thesis called Analytical manifolds in Riemannian areas. In 1949 he became a Professor at the University of Münster, where he turned back to the subject of mathematical logic.


Ex Output:
b


Ex Input:
Question: Who owned the promotion that Leon made several appearances in during 2006? Passage:After leaving AtoZ, Takase began wrestling under a mask and adopted the new ring name Toujyuki Leon. Her first appearance under the new character, took place on February 11, 2005, when she was defeated by Akino at a JDStar event. On February 20, Toujyuki Leon made her debut for JWP Joshi Puroresu, losing to Tsubasa Kuragaki. She returned to the promotion on April 24, when she teamed with Kaori Yoneyama to defeat Eco and Kazuki to become the number one contenders to the JWP Tag Team Championship. On May 15, Toujyuki Leon and Yoneyama defeated Akino and Tsubasa Kuragaki to become the new JWP Tag Team Champions. For most of 2005, Toujyuki Leon for the M's Style promotion, where she defeated Ayako Hamada on April 24 to win the Tournament of Style, while also making it to the finals of a one night tag team tournament on August 7, teaming with noki-A. On December 4, Toujyuki Leon defeated Hikaru in the finals of a seven-woman tournament to win the Next Shining Generation (NSG) Championship, an independent title with no official home promotion. She would hold the title for four months, before losing it to Hikaru on April 2, 2006. After a fifteen-month reign, Toujyuki Leon and Kaori Yoneyama lost the JWP Tag Team Championship to Ran Yu-Yu and Toshie Uematsu on August 6, 2006. During 2006, Toujyuki Leon also made several appearances for the Ibuki and Oz Academy promotions.


Ex Output:

b