Complex sentence: Between 1,090 and 1,395 prisoners are massacred, the great majority were common criminals, 17 percent were priests, 6 percent Swiss guards, and 5 percent political prisoners.
Split into simpler sentences: Between 1,090 and 1,395 prisoners are killed, the great majority were common criminals. Seventeen percent of those killed were priests, six percent Swiss guards, and five percent political prisoners.