A conversation may last.Logical formLearned from115 sentences. A female may strike_up a conversation.Logical formLearned from115 sentences. A conversation can be enlightening.Logical formLearned from115 sentences. A person may have conversations.Logical formLearned from115 sentences. A conversation may be ended.Logical formLearned from115 sentences. A person may join a conversation.Logical formLearned from115 sentences. Parts may pertain-to a conversation.Logical formLearned from114 sentences. A conversation can be with an old man.Logical formLearned from114 sentences. A (telephone conversation) can be with a US-president.Logical formLearned from114 sentences. A (phone conversation) can be with a male.Logical formLearned from114 sentences. Bits can be constituted-of-or-filled-with conversation.Logical formLearned from114 sentences. A conversation can be positive.Logical formLearned from114 sentences. Conversations can be with him-or-herself.Logical formLearned from113 sentences. Conversation can be with friends.Logical formLearned from113 sentences. A conversation may progress.Logical formLearned from113 sentences.