(Radiation alarm levels) may indicate dirty bomb.Logical formLearned from2 sentences. Reels can be dirty.Logical formLearned from2 sentences. A (scanner glass) can be dirty.Logical formLearned from2 sentences. A (cotton gown) can be dirty.Logical formLearned from2 sentences. A pillow-case can be dirty.Logical formLearned from2 sentences. A sole can be dirty.Logical formLearned from2 sentences. A dinner-napkin can be dirty.Logical formLearned from2 sentences. Clogs can be dirty.Logical formLearned from2 sentences. A dirty work may pertain-to a house.Logical formLearned from2 sentences. One may get dirty.Logical formLearned from2 sentences. Draggle-tails can be dirty.Logical formLearned from2 sentences. (Tape heads) can be dirty.Logical formLearned from2 sentences. Bathroom can be dirty.Logical formLearned from2 sentences. Tables can be dirty.Logical formLearned from2 sentences. A (coffee pot) can be dirty.Logical formLearned from2 sentences.