Complex sentence: One of the fighter squadrons (10 Supermarine Spitfires of No.72 Squadron RAF) did rendevous with Esmonde's squadron, and the two squadrons were later attacked by enemy fighters of JG 2 and JG 26.
Split into simpler sentences: One of the fighter squadrons (10 Supermarine Spitfires of No.72 Squadron RAF) did rendevous with Esmonde's squadron. The two squadrons were later attacked by enemy fighters of JG 2 and JG 26.