Complex sentence: Biedron says he was bumped from behind with Lange, but witnesses give conflicting reports: some say Biedron pushed Lange, some that Lange pushed Biedron, and others say it was an accident.
Split into simpler sentences: Biedron says he was bumped from behind with Lange, but witnesses give conflicting reports. Some say Biedron pushed Lange; some say Lange pushed Biedron; and some say it was an accident.