A female may wear a necklace of pearls.Logical formLearned from14 sentences. Pearls can be lustrous.Logical formLearned from14 sentences. A pearl can be bright.Logical formLearned from13 sentences. A female may wear pearls.Logical formLearned from13 sentences. Earrings can be with black pearls.Logical formLearned from13 sentences. Pearls can be sticky.Logical formLearned from13 sentences. Pearls can be pink.Logical formLearned from13 sentences. Some strings can be constituted-of-or-filled-with pearls.Logical formLearned from13 sentences. Some gates can be pearls.Logical formLearned from13 sentences. A pearl can be rare.Logical formLearned from13 sentences. Pearls may pertain-to a country.Logical formLearned from13 sentences. Pearls can be in hair.Logical formLearned from12 sentences. Pearls can be constituted-of-or-filled-with price.Logical formLearned from12 sentences. Pearls may pertain-to a professor.Logical formLearned from12 sentences. Pearls can be a choice.Logical formLearned from12 sentences.