Complex sentence: This was the area where the 9th Dalmatian Division and the Headquarters of the 8th Partisan Corps were deployed, and on 27 May, these Partisan units repulsed the attacks, and pushed the Brandenburgers and Chetniks back to Grahovo.
Split into simpler sentences: This was the area where the 9th Dalmatian Division and the Headquarters of the 8th Partisan Corps were deployed. On 27 May these Partisan units repulsed the attacks, and pushed the Brandenburgers and Chetniks back to Grahovo.