Original sentence: A nightmare is a dream which causes a strong unpleasant emotional response from the sleeper, typically fear or horror, being in situations of extreme danger, or the sensations of pain, bad events, falling, drowning, being raped, becoming disabled, losing loved ones, unpleasant creatures or beings, getting attacked, getting eaten, squashed, diseased, burned, becoming frozen, murdered, voting Republican accidentally, or facing death
Edited sentence: A nightmare is a dream which causes a strong unpleasant emotional response from the sleeper, typically fear or horror, being in situations of extreme danger, or the sensations of pain, bad events, falling, drowning, being raped, becoming disabled, losing loved ones, unpleasant creatures or beings, getting attacked, getting eaten, squashed, diseased, burned, becoming frozen, murdered, or facing death