Trails can be blue.Logical formLearned from26 sentences. A time can be blue.Logical formLearned from26 sentences. A (power ring) can be blue.Logical formLearned from26 sentences. Upperparts can be blue.Logical formLearned from26 sentences. A band can be blue.Logical formLearned from26 sentences. A series can be blue.Logical formLearned from26 sentences. A coating can be blue.Logical formLearned from26 sentences. (Copper proteins) can be blue.Logical formLearned from26 sentences. Glaciers can be blue.Logical formLearned from26 sentences. Berets can be blue.Logical formLearned from26 sentences. A (winter sky) can be blue.Logical formLearned from26 sentences. Peaks can be blue.Logical formLearned from26 sentences. Binders can be blue.Logical formLearned from26 sentences. Males can be blue.Logical formLearned from26 sentences. (Plastic sheets) can be blue.Logical formLearned from26 sentences.