Complex sentence: In July 1376 the Genoese helped Andronikos to escape from prison, where he went straight to sultan Murad II, and agreed to return Gallipoli in return for his support.
Split into simpler sentences: In July 1376 the Genoese helped Andronikos to escape from prison. He went straight to sultan Murad II, and agreed to return Gallipoli in return for his support.