A tree can be established.Logical formLearned from7 sentences. (Software vendors) can be established.Logical formLearned from7 sentences. (Music companies) can be established.Logical formLearned from7 sentences. Chairs can be established.Logical formLearned from7 sentences. (Air routes) can be established.Logical formLearned from7 sentences. Clusters can be established.Logical formLearned from7 sentences. Tunnels can be established.Logical formLearned from7 sentences. A truth can be established.Logical formLearned from7 sentences. An (exemption limit) can be established.Logical formLearned from7 sentences. A payment can be established.Logical formLearned from7 sentences. A disorder can be established.Logical formLearned from7 sentences. (Trade links) can be established.Logical formLearned from7 sentences. (Exchange programs) can be established.Logical formLearned from7 sentences. A relation can be established.Logical formLearned from7 sentences. (Classification systems) can be established.Logical formLearned from7 sentences.