A leading edge may pertain-to a fin.Logical formLearned from14 sentences. A dorsal fin can be pointed.Logical formLearned from13 sentences. A fin can be triangular.Logical formLearned from13 sentences. A part may pertain-to a fin.Logical formLearned from13 sentences. A dorsal fin can be high.Logical formLearned from13 sentences. A size may pertain-to fins.Logical formLearned from13 sentences. Pectoral fins can be winglike.Logical formLearned from13 sentences. A fin may pertain-to a fighter.Logical formLearned from13 sentences. Demand can be for (shark fins).Logical formLearned from13 sentences. Pectoral fins can be falcate.Logical formLearned from12 sentences. A (fin disc) can be circular.Logical formLearned from12 sentences. A caudal fin can be short.Logical formLearned from12 sentences. A margin may pertain-to a caudal fin.Logical formLearned from12 sentences. Fins can be green.Logical formLearned from12 sentences. A fin can be rounded.Logical formLearned from12 sentences.