Complex sentence: U- 533 set out on two later active patrols, with no result, being sank by Lewis William Chapman flying a Blenheim bomber while it was operating in the Gulf of Oman as a member of the Monsun Gruppe.
Split into simpler sentences: U- 533 set out on two later active patrols, with no results. It was sunk by Lewis William Chapman flying a Blenheim bomber while it was operating in the Gulf of Oman as a member of the Monsun Gruppe.