Complex sentence: He and Drake briefly work together to fight the creatures while Elena tries to find a way out for them, but Raja is dragged down a hole by one of the creatures after being bitten and is presumed dead.
Split into simpler sentences: He and Drake briefly work together to fight the creatures while Elena tries to find a way out for them. Eventually, Raja is dragged down a hole by one of the creatures after being bitten and is presumed dead.