Complex sentence: One night, while Virgil is passed out after drinking a bottle of Jim Beam, she takes advantage of the situation by removing the keys out of his pocket and fleeing her abusive marriage by sneaking out in the middle of the night.
Split into simpler sentences: One night, while Virgil is passed out after drinking a bottle of Jim Beam. She takes advantage of the situation by removing the keys out of his pocket and fleeing her abusive marriage by sneaking out in the middle of the night.