A trail may lead to a world-city.Logical formLearned from7 sentences. Trails can be rocky.Logical formLearned from7 sentences. Hippies may hit a trail.Logical formLearned from7 sentences. Pioneers may blaze a trail.Logical formLearned from7 sentences. Trails may be located.Logical formLearned from7 sentences. Hounds can be on a trail.Logical formLearned from7 sentences. A trail can be for a male.Logical formLearned from7 sentences. A (paper trail) can be necessary.Logical formLearned from7 sentences. An (audit trail) can be available.Logical formLearned from7 sentences. A trail can be to a pass.Logical formLearned from7 sentences. A trail can be terrible.Logical formLearned from7 sentences. A trail can be unmarked.Logical formLearned from7 sentences. A trail can be constituted-of-or-filled-with laughter.Logical formLearned from7 sentences. Trails may be opened.Logical formLearned from7 sentences. Trails can be open to snowshoeing.Logical formLearned from7 sentences.