Complex sentence: The Germans attacked the bridge with dozens of aircraft including ME-109s, FW-190s, Heinkel dive-bombers, and Stuka dive-bombers, but the Americans shot down nearly 30% of the aircraft.
Split into simpler sentences: The Germans attacked the bridge with dozens of aircraft including ME-109s, FW-190s, Heinkel dive-bombers, and Stuka dive-bombers. In response, the Americans shot down nearly 30% of the aircraft.