How long does the league that Souvik Chakrabarti plays for run?
Indian Super League The Indian Super League (ISL) is a men's professional football league in India. For sponsorship reasons, the league is officially known as the Hero Indian Super League. One of the top football leagues in the country, it currently shares the top spot in the Indian football league system with the I-League. The league comprises 10 teams and will run for five months from November to March starting with the 2017–18 season.
2015–16 Calcutta Premier Division The 2015–16 Calcutta Premier Division season was the 117th season of the Calcutta Premier Division, a state league within the Indian state of West Bengal. The league was divided into two divisions - Group A and Group B. The Championship title was awarded only to the Group A winner, while four teams from Group A were relegated to Group B at the end of the season and 4 teams from Group B were simultaneously promoted to Group A for the next season. The fixtures of Group A were kicked-off on 4 August 2015 while the fixtures for Group B were kicked-off on 22 August 2015.