question: What new rule was put into practice during the 2010-11 season ?
answer: As of the 2010 -- 11 season , the Premier League introduced new rules mandating that each club must register a maximum 25-man squad of players aged over 21 ,
turker_answer: As of the 2010 -- 11 season , the Premier League put into practice a new rule mandating that each club must register a maximum 25-man squad of players aged over 21 .
rule-based: As of the 2010 -- 11 season , the Premier League introduced new rules mandating that each club must register a maximum 25-man squad of players aged over 21 was put into practice during the 2010-11 season .