Complex sentence: On August 12th twenty Junkers 88s attack the convoy, a combined strike by one-hundred German and Italian planes attack the merchantmen, while the "Ohio" was torpedoed by the Italian submarine Axum Wingate, John.
Split into simpler sentences: On August 12th twenty Junkers 88s attacked the convoy, while a further combined strike by one-hundred German and Italian planes attacked the merchantmen. It was during the ensuing mayhem that the tanker was torpedoed by the Italian submarine Axum Wingate, John.