A (ski mask) can be red.Logical formLearned from11 sentences. A compatibility may pertain-to masks.Logical formLearned from11 sentences. (Gas masks) may be distributed.Logical formLearned from11 sentences. Some specialists can be in (gas masks).Logical formLearned from11 sentences. A female may wear a (face mask).Logical formLearned from11 sentences. Members may wear masks.Logical formLearned from11 sentences. An (oxygen mask) may be strapped to a face.Logical formLearned from11 sentences. Boxes may contain (gas masks).Logical formLearned from10 sentences. Dancers may wear masks.Logical formLearned from10 sentences. A mask can be circular.Logical formLearned from10 sentences. A writer may undergo a (death mask).Logical formLearned from10 sentences. A picture may show a mask.Logical formLearned from10 sentences. A wearer may pertain-to a mask.Logical formLearned from10 sentences. Masks can be removable.Logical formLearned from10 sentences. A mask may be created.Logical formLearned from10 sentences.