Complex sentence: The RAAF maintained a C-17, two flight crews and support personnel in Japan until 25 March; by the end of this deployment the Australian aircraft had conduced 31 sorties and delivered 450 tonnes of cargo.
Split into simpler sentences: The RAAF maintained a C-17, two flight crews and support personnel in Japan until 25 March. By the end of this deployment the Australian aircraft had conduced 31 sorties and delivered 450 tonnes of cargo.