A return can be to the past.Logical formLearned from574 sentences. A past may pertain-to a world-city.Logical formLearned from565 sentences. Persons may be seen in the past.Logical formLearned from560 sentences. Terms can be with a past.Logical formLearned from556 sentences. A person may live in the past.Logical formLearned from555 sentences. Memories may pertain-to the past.Logical formLearned from550 sentences. A person may do in the past.Logical formLearned from545 sentences. A past may pertain-to a US-president.Logical formLearned from541 sentences. Ideas may pertain-to the past.Logical formLearned from536 sentences. Attacks can be in the past.Logical formLearned from527 sentences. The past may undergo an understanding.Logical formLearned from500 sentences. Persons can be in the past.Logical formLearned from494 sentences. Pasts may pertain-to persons.Logical formLearned from493 sentences. A person may say in the past.Logical formLearned from491 sentences. A past can be shared.Logical formLearned from454 sentences.