A column may sound hollow.Logical formLearned from1 sentences. A pleasure can be hollow.Logical formLearned from1 sentences. A floor of a hostel may ring hollow.Logical formLearned from1 sentences. A trench can be hollow.Logical formLearned from1 sentences. A goose can be hollow.Logical formLearned from1 sentences. (Stone sarcophagis) can be hollow.Logical formLearned from1 sentences. A timber can be hollow.Logical formLearned from1 sentences. A boy can be hollow.Logical formLearned from1 sentences. Ricks can be hollow.Logical formLearned from1 sentences. A door may pertain-to a hollow tree.Logical formLearned from1 sentences. A door of a hollow tree may face eastwards.Logical formLearned from1 sentences. A beech-stump can be hollow.Logical formLearned from1 sentences. A mulga can be hollow.Logical formLearned from1 sentences. Horses may look hollow.Logical formLearned from1 sentences. Some horses may look hollow.Logical formLearned from1 sentences.