An edge may pertain-to a fin.Logical formLearned from8 sentences. Pelvic fins can be low.Logical formLearned from8 sentences. A fin can be narrow.Logical formLearned from8 sentences. A portion may pertain-to a fin.Logical formLearned from8 sentences. Fins can be yellowish.Logical formLearned from8 sentences. Fins can be dark.Logical formLearned from8 sentences. Fins can be movable.Logical formLearned from8 sentences. Fins can be rounded.Logical formLearned from8 sentences. Fins can be flexible.Logical formLearned from8 sentences. Pectoral fins can be rounded.Logical formLearned from8 sentences. Fins can be wooden.Logical formLearned from8 sentences. Fins can be bony.Logical formLearned from8 sentences. Fins can be strong.Logical formLearned from8 sentences. Fins can be purple.Logical formLearned from8 sentences. Fins can be small.Logical formLearned from8 sentences.