A pool can be dirty.Logical formLearned from21 sentences. A long hair can be dirty.Logical formLearned from21 sentences. Plays can be dirty.Logical formLearned from21 sentences. (Gym socks) can be dirty.Logical formLearned from21 sentences. A sport can be dirty.Logical formLearned from21 sentences. Ashtrays can be dirty.Logical formLearned from21 sentences. Aprons can be dirty.Logical formLearned from21 sentences. Crimes can be dirty.Logical formLearned from21 sentences. A filter can be dirty.Logical formLearned from21 sentences. Rooms can be dirty.Logical formLearned from21 sentences. (Work clothings) can be dirty.Logical formLearned from21 sentences. A slush can be dirty.Logical formLearned from21 sentences. A boss can be dirty.Logical formLearned from21 sentences. A material can be dirty.Logical formLearned from20 sentences. A dirty war may pertain-to 1960s.Logical formLearned from20 sentences.