Complex sentence: At the funeral, Regina notices three odd characters who show up to view the body, including one who sticks the corpse with a pin and another who places a mirror in front of the corpse's mouth and nose, both to verify he is really dead.
Split into simpler sentences: At the funeral, Regina notices three odd characters who show up to view the body. One sticks the corpse with a pin and another places a mirror in front of the corpse's mouth and nose, both to verify he is really dead.