TASK DEFINITION: In this task, you are given a context paragraph, a question based on that and corresponding answer of a question. Your task is to generate supporting fact/knowledge from context paragraph which helps in answering a given question.
PROBLEM: Hank Pfister (born October 9, 1953) is a former tennis player from the United States, who won two singles titles (1981, Maui and 1982, Newport) during his professional career. The right-hander reached his highest individual ranking on the ATP Tour on May 2, 1983, when he became World No. 19. Question: Which tennis player has retired, Hank Pfister or Maria Sharapova? Answer: Hank Pfister

SOLUTION: Hank Pfister born October 9, 1953 is a former tennis player from the United States, who won two singles titles 1981, Maui and 1982, Newport during his professional career.

PROBLEM: Calocedrus (common name incense cedar, alternatively spelled incense-cedar) is a genus of coniferous trees in the cypress family Cupressaceae first described as a genus in 1873. It is native to eastern Asia and western North America. Question: Are Calocedrus and Lycaste both genii of plants? Answer: yes

SOLUTION: Calocedrus common name incense cedar, alternatively spelled incensecedar is a genus of coniferous trees in the cypress family Cupressaceae first described as a genus in 1873.

PROBLEM: State Radio is a Boston-based rock trio comprising singer and primary songwriter Chad Stokes Urmston (also a member of Dispatch), bassist Chuck Fay, and, formerly, drummer Michael Najarian. The band's songs focus on social and political issues and have been musically described as a combination of reggae, punk and rock. Question: Which rock group has more members, State Radio or Nada Surf? Answer: Nada Surf

SOLUTION:
State Radio is a Bostonbased rock trio comprising singer and primary songwriter Chad Stokes Urmston also a member of Dispatch, bassist Chuck Fay, and, formerly, drummer Michael Najarian.