A trail may turn to the right.Logical formLearned from15 sentences. Trails may undergo a development.Logical formLearned from15 sentences. A trail can be constituted-of-or-filled-with snow.Logical formLearned from15 sentences. Trails can be in shape.Logical formLearned from15 sentences. A trail can be in a male.Logical formLearned from15 sentences. A walk can be on trails.Logical formLearned from15 sentences. Rails can be to trails.Logical formLearned from15 sentences. A trail can be constituted-of-or-filled-with relationships.Logical formLearned from15 sentences. A trail can be in an area.Logical formLearned from15 sentences. A trail may resign.Logical formLearned from15 sentences. Trails can be in a park.Logical formLearned from15 sentences. A (vapor trail) may be bootlegged.Logical formLearned from15 sentences. A person may run a trail.Logical formLearned from15 sentences. Pioneers may blaze trails.Logical formLearned from15 sentences. A (vapor trail) can be on route to citizenship.Logical formLearned from15 sentences.