Complex sentence: The police were also informed and rushed to the scene, two policemen went up to the roof and were standing behind Corkhill, who jumped off the roof but was saved just in time by one of the policemen.
Split into simpler sentences: The police were also informed and rushed to the scene, two policemen went up to the roof and were standing behind Corkhill. Corkhill jumped off the roof but was saved just in time by one of the policemen.