Surfaces can be oily.Logical formLearned from18 sentences. A nature can be oily.Logical formLearned from18 sentences. A voice can be oily.Logical formLearned from18 sentences. A black can be oily.Logical formLearned from18 sentences. Tears can be oily.Logical formLearned from18 sentences. Skins can be oily.Logical formLearned from18 sentences. A sea can be oily.Logical formLearned from17 sentences. A patch can be oily.Logical formLearned from17 sentences. A .. can be oily.Logical formLearned from17 sentences. A sauce can be oily.Logical formLearned from17 sentences. A hand can be oily.Logical formLearned from17 sentences. A puddle can be oily.Logical formLearned from17 sentences. Materials can be oily.Logical formLearned from16 sentences. Discharges can be oily.Logical formLearned from16 sentences. Fingerprints can be oily.Logical formLearned from16 sentences.