A trail may pertain-to a ball.Logical formLearned from7 sentences. A return can be to a (campaign trail).Logical formLearned from7 sentences. Maps may show a trail.Logical formLearned from7 sentences. Appearances can be on a (campaign trail).Logical formLearned from7 sentences. Easy access can be to (hiking trails).Logical formLearned from7 sentences. A trail can be constituted-of-or-filled-with supporters.Logical formLearned from7 sentences. Trails may undergo maintenance.Logical formLearned from7 sentences. A trail may be developed.Logical formLearned from7 sentences. A trail can be constituted-of-or-filled-with dots.Logical formLearned from7 sentences. Trails can be in a nation.Logical formLearned from7 sentences. Trails can be to a beach.Logical formLearned from7 sentences. Eyes can be on a trail.Logical formLearned from7 sentences. A trail may pertain-to a scientist.Logical formLearned from7 sentences. A trail may take a turn.Logical formLearned from7 sentences. A series can be constituted-of-or-filled-with (nature trails).Logical formLearned from7 sentences.