Transporter may use (gravity separation facilities).Logical formLearned from4 sentences. A worker may undergo a separation.Logical formLearned from4 sentences. A (separation system) can be advanced.Logical formLearned from4 sentences. Separation of a (work area) may be provided by a room.Logical formLearned from4 sentences. A liquid may undergo a separation.Logical formLearned from4 sentences. Issues may be related to separation.Logical formLearned from4 sentences. Lands may undergo a separation.Logical formLearned from4 sentences. Separation can be from brethren.Logical formLearned from4 sentences. Talks can be on separation.Logical formLearned from4 sentences. A separation can be dangerous.Logical formLearned from4 sentences. A separation can be between himself.Logical formLearned from4 sentences. A (grade separation line) may be crossed.Logical formLearned from4 sentences. A separation may pertain-to claimant.Logical formLearned from4 sentences. A separation can be between subject.Logical formLearned from4 sentences. (Separation equipment) can be for requirements.Logical formLearned from4 sentences.