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.

Positive Example 1 -
Input: North Willingham is a village and civil parish in the West Lindsey district of Lincolnshire, England. The population of the civil parish (including Sixhills) was 181 at the 2011 census. It is situated 3.5 mi east from the town of Market Rasen on the A631 road between Market Rasen and Louth. Question: Which had a bigger population at the 2011 census, North Willingham or Market Rasen? Answer: Market Rasen
Output: Fact_1: North Willingham is a village and civil parish in the West Lindsey district of Lincolnshire, England. Fact_2: The population of the civil parish including Sixhills was 181 at the 2011 census.

Positive Example 2 -
Input: Teenage Fanclub are a Scottish alternative rock band formed in Bellshill in 1989. The band consists of Norman Blake (vocals, guitar), Raymond McGinley (vocals, lead guitar), Gerard Love (vocals, bass), Francis MacDonald (drums) and Dave McGowan (keyboards), with songwriting duties shared equally among Blake, McGinley and Love. In concert, the band usually alternate among the three songwriters (who all sing lead vocals on their own songs) giving equal playing time to each one's songs. Question:  Stands for Decibels is a 1981 album that has been cited as an influence by  a Scottish alternative rock band formed in what year? Answer: 1989
Output: Teenage Fanclub are a Scottish alternative rock band formed in Bellshill in 1989.

Negative Example 1 -
Input: The Damned are an English rock band formed in London in 1976 by lead vocalist Dave Vanian, guitarist Brian James, bassist (and later guitarist) Captain Sensible, and drummer Rat Scabies. They were the first punk rock band from the United Kingdom to release a single, "New Rose" (1976), release an album, "Damned Damned Damned" (1977), and tour the United States. They have nine singles that charted on the UK Singles Chart Top 40. Question: Which band was formed first, The Damned or Alkaline Trio? Answer: The Damned
Output: Founded in late 1996 by Skiba, bassist Rob Doran, and drummer Glenn Porter, Alkaline Trio released its debut single, Sundials, in 1997.

Negative Example 2 -
Input: The Club is a satirical play by Australian playwright David Williamson. It follows the fortunes of an Australian rules football club over the course of a season, and explores the clashes of individuals from within the club. It was inspired by the backroom dealings and antics of the Victorian Football League's Collingwood Football Club. Question: Who wrote the play that Jack Thompson was the lead actor in 1980? Answer: David Williamson
Output: It was inspired by the backroom dealings and antics of the Victorian Football League's Collingwood Football Club.

Now complete the following example -
Input: Caste is a form of social stratification characterized by endogamy, hereditary transmission of a lifestyle which often includes an occupation, status in a hierarchy, and customary social interaction and exclusion. Although caste systems exist in various regions, its paradigmatic ethnographic example is the division of Indian society into rigid social groups, with roots in India's ancient history and persisting until today. However, the economic significance of the caste system in India has been declining as a result of urbanization and affirmative action programs. A subject of much scholarship by sociologists and anthropologists, the Indian caste system is sometimes used as an analogical basis for the study of caste-like social divisions existing outside India. The term is also applied to non-human populations like ants and bees. 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
Output: 


Output: Caste is a form of social stratification characterized by endogamy, hereditary transmission of a lifestyle which often includes an occupation, status in a hierarchy, and customary social interaction and exclusion.