Complex sentence: The 1960 Paralympics, now considered to have been the first Paralympic Games, were initially known as the ninth Stoke Mandeville Games, Games for athletes with disabilities founded in Great Britain in 1948.
Split into simpler sentences: The 1960 Paralympics, now considered to have been the first Paralympic Games, were initially known as the ninth Stoke Mandeville Games. The Stoke Mandeville Games were founded for athletes with disabilities in Great Britain in 1948.