A back may kill a person.Logical formLearned from746 sentences. A back may pertain-to legs.Logical formLearned from733 sentences. Hairs can be on a back of a neck.Logical formLearned from728 sentences. A male can be a back.Logical formLearned from724 sentences. A back may pertain-to a vehicle.Logical formLearned from722 sentences. Backs can be against a wall.Logical formLearned from704 sentences. A back may pertain-to a class.Logical formLearned from697 sentences. Hands may be tied behind backs.Logical formLearned from675 sentences. Backs may pertain-to a person.Logical formLearned from667 sentences. A back may pertain-to a boat.Logical formLearned from661 sentences. A male may turn a back.Logical formLearned from660 sentences. A person may have a back.Logical formLearned from656 sentences. A back may pertain-to a grid.Logical formLearned from653 sentences. A back can be to a wall.Logical formLearned from644 sentences. A person may get a back.Logical formLearned from640 sentences.