A blue mask can be dark.Logical formLearned from5 sentences. (Oxygen masks) can be overhead.Logical formLearned from5 sentences. Persons may wear masks.Logical formLearned from5 sentences. A country may have masks.Logical formLearned from5 sentences. A country may have (gas masks).Logical formLearned from5 sentences. A mask may pertain-to a devil.Logical formLearned from5 sentences. A mask may undergo a development.Logical formLearned from5 sentences. Eyes may pertain-to masks.Logical formLearned from5 sentences. Masks can be constituted-of-or-filled-with comedy.Logical formLearned from5 sentences. Participants may wear masks.Logical formLearned from5 sentences. Masks may pertain-to a deity.Logical formLearned from5 sentences. A black mask can be over a mouth.Logical formLearned from5 sentences. A (domino mask) can be black.Logical formLearned from5 sentences. A mask may pertain-to a father.Logical formLearned from5 sentences. A mask can be goofy.Logical formLearned from5 sentences.