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: Alexander Vladimirovich "Sasha" Povetkin ( ; Russian: Алекса́ндр Влади́мирович Пове́ткин ; born 2 September 1979) is a Russian professional boxer who held the WBA (Regular) heavyweight title from 2011 to 2013. As an amateur he won a gold medal in the super-heavyweight division at the 2004 Olympics, gold at the 2003 World Championships, and consecutive gold at the 2002 and 2004 European Championships. Povetkin is known as a physically strong, hard-hitting and skilled pressure fighter. Question: Russian professiona boxer Alexander Vladimirovich defeated Mexican heavyweight Javier Mora by how much? Answer: a 5-round TKO

SOLUTION: Alexander Vladimirovich Sasha Povetkin  ; Russian: Алекса́ндр Влади́мирович Пове́ткин ; born 2 September 1979 is a Russian professional boxer who held the WBA Regular heavyweight title from 2011 to 2013.

PROBLEM: The Mercurial Vapor is a football boot manufactured by Nike. The boot is known for being lightweight. Because of this, the boot is endorsed by many players for whom speed is part of their game, notably wingers or strikers, such as Cristiano Ronaldo, Franck Ribéry, Luiz Adriano, Zlatan Ibrahimović, Didier Drogba, Jesús Navas, Luka Modrić, Arturo Vidal, Douglas Costa, Xherdan Shaqiri, Raheem Sterling, Stephan El Shaarawy, Eden Hazard, Alexis Sánchez, Carlos Bacca and Philippe Coutinho, among others. Question: The Mercurial Vapor is a football boot endorsed by which Brazilian professional footballer born on June 12, 1992? Answer: Philippe Coutinho

SOLUTION:  Because of this, the boot is endorsed by many players for whom speed is part of their game, notably wingers or strikers, such as Cristiano Ronaldo, Franck Ribéry, Luiz Adriano, Zlatan Ibrahimović, Didier Drogba, Jesús Navas, Luka Modrić, Arturo Vidal, Douglas Costa, Xherdan Shaqiri, Raheem Sterling, Stephan El Shaarawy, Eden Hazard, Alexis Sánchez, Carlos Bacca and Philippe Coutinho, among others.

PROBLEM: Channa Mohallah is a town in Jacobabad in Sindh, Pakistan. Most residents belong to the Channa Caste. 50% or more of the population are of Channa caste; it is the most popular area in Jacobabad for the caste. The main places also in Channa Mohallah are the power grid station and Shah Abdul Latif Bhitai Stadium Ground. Also nearby is Shahbaz Air Base. Now there is a big project under construction J.I.M.C.: the Jacobabad institute of Medical Sciences. Question: What is the name of the form of social stratification characterized by customary social interaction and exclusion and have a large population from Channa Mohallah? Answer: caste

SOLUTION:
Channa Mohallah is a town in Jacobabad in Sindh, Pakistan.