A trail can be electronic.Logical formLearned from143 sentences. Parts may pertain-to a trail.Logical formLearned from142 sentences. A system can be constituted-of-or-filled-with trails.Logical formLearned from142 sentences. A middle may pertain-to a trail.Logical formLearned from141 sentences. A trail can be wide.Logical formLearned from139 sentences. A trail can be constituted-of-or-filled-with carnage.Logical formLearned from137 sentences. A trail can be constituted-of-or-filled-with damage.Logical formLearned from136 sentences. A trail can be wooded.Logical formLearned from134 sentences. A male can be on a trail.Logical formLearned from134 sentences. Trails can be popular.Logical formLearned from129 sentences. A trail may pertain-to a company.Logical formLearned from127 sentences. A top may pertain-to a trail.Logical formLearned from127 sentences. A trail can be constituted-of-or-filled-with footprints.Logical formLearned from126 sentences. A trail can be steep.Logical formLearned from126 sentences. A length may pertain-to a trail.Logical formLearned from124 sentences.