Complex sentence: Venturing down into the basement, the police officers find dozens of badly burned and killed gang members strewn about the hallway, as the only survivors remain are Bishop, Leigh, Wilson, and the comatose Lawson.
Split into simpler sentences: Venturing down into the basement, the police officers find dozens of badly burned and killed gang members strewn about the hallway. The only survivors are Bishop, Leigh, Wilson, and the comatose Lawson.