Protective masks may undergo a use.Logical formLearned from5 sentences. A mouth may be covered with a surgical mask.Logical formLearned from5 sentences. (Gas masks) may command prices.Logical formLearned from5 sentences. A (jacket and face mask) may disguises a wearer with (polyester leaves).Logical formLearned from5 sentences. A mask may conceal a face.Logical formLearned from5 sentences. Masks may protect workers from arsenic.Logical formLearned from5 sentences. A (wool ski mask) can be black.Logical formLearned from5 sentences. A mask may come from a country.Logical formLearned from5 sentences. Masks can be a symbol of a condition.Logical formLearned from5 sentences. Masks may pertain-to rebels.Logical formLearned from5 sentences. Persons may don masks.Logical formLearned from5 sentences. An arrival of a check may pull masks.Logical formLearned from5 sentences. A mask can be a mask.Logical formLearned from5 sentences. Masks may undergo importance.Logical formLearned from5 sentences. (Gas masks) can be protective.Logical formLearned from5 sentences.