A cross can be plain.Logical formLearned from77 sentences. A plain meaning may pertain-to words.Logical formLearned from77 sentences. A language can be plain.Logical formLearned from77 sentences. Men can be plain.Logical formLearned from76 sentences. Buns can be plain.Logical formLearned from76 sentences. Sheets can be plain.Logical formLearned from76 sentences. A cheese can be plain.Logical formLearned from75 sentences. A manner can be plain.Logical formLearned from75 sentences. Writing can be plain.Logical formLearned from75 sentences. Envelopes can be plain.Logical formLearned from74 sentences. Colors can be plain.Logical formLearned from73 sentences. Persons can be plain.Logical formLearned from73 sentences. A .. can be plain.Logical formLearned from73 sentences. Looks can be plain.Logical formLearned from73 sentences. A lack can be plain.Logical formLearned from72 sentences.