A patriotism can be hollow.Logical formLearned from5 sentences. A tail can be hollow.Logical formLearned from5 sentences. A hemisphere can be hollow.Logical formLearned from5 sentences. A float can be hollow.Logical formLearned from5 sentences. A large enough can be hollow.Logical formLearned from5 sentences. A bough can be hollow.Logical formLearned from5 sentences. Chairs can be hollow.Logical formLearned from5 sentences. A canal can be hollow.Logical formLearned from5 sentences. A whorl can be hollow.Logical formLearned from5 sentences. Banks can be hollow.Logical formLearned from5 sentences. A part can be hollow.Logical formLearned from5 sentences. Some bones can be hollow.Logical formLearned from5 sentences. A cross-section can be hollow.Logical formLearned from5 sentences. A puppet can be hollow.Logical formLearned from5 sentences. Residents can be hollow.Logical formLearned from5 sentences.