Complex sentence: Mcquarters lost an eye in a home accident during the off-season in 1971, which limited his effectiveness but did not prevent him from playing up to the 1974 season, when he was cut after spending most of the season with knee injuries.
Split into simpler sentences: Mcquarters lost an eye in a home accident during the off-season in 1971. This limited his effectiveness but did not prevent him from playing up to the 1974 season, when he was cut after spending most of the season with knee injuries.