Assertion: premier league | /r/CapableOf | introduce new rules
Facets:
value: as of the 2010–11 season
type: TEMPORAL
Source sentences:
text: 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, with the squad list only allowed to be changed in transfer windows or in exceptional circumstances.