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.

Example Input: In pre-Roman Gaul the Belgic tribe of the Veliocasses or Velocasses controlled a large area in the lower Seine valley, which retains a trace of their name, as the Vexin. According to Julius Caesar' "Commentary on the Gallic Wars" the Veliocasses participated in the tribal coalition of the Belgae that resisted the Romans in 57 BCE. In 52 they raised 3000 men to support Vercingetorix, and fought alongside the Bellovaci in the final rebellion against Roman hegemony. Question: In pre-Roman Gaul the Belgic tribe of the Veliocasses or Velocasses controlled a large area in the lower Seine valley, which retains a trace of their name, as the Vexin, in 52 they raised 3000 men to support which son of Celtillus the Avernian, leader of the Gallic tribes? Answer: Vercingetorix
Example Output:  In 52 they raised 3000 men to support Vercingetorix, and fought alongside the Bellovaci in the final rebellion against Roman hegemony.

Example Input: Michael Moore Hates America is a documentary film directed by Mike Wilson that criticizes the work of film director Michael Moore. Question: Are Michael Moore Hates America and Border both documentary films? Answer: yes
Example Output: Michael Moore Hates America is a documentary film directed by Mike Wilson that criticizes the work of film director Michael Moore.

Example Input: 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
Example Output:
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.