Complex sentence: She was a national level volleyball player who was pushed out of a running train by thieves in 2011 while resisting them; one of her legs had to be amputated below her knees as a result.
Split into simpler sentences: She was a national level volleyball player who was pushed out of a running train by thieves in 2011 while resisting them. One of her legs had to be amputated below the knee as a result.