A score of dirty hands may be raised.Logical formLearned from2 sentences. Skylights can be dirty.Logical formLearned from2 sentences. An old man may rush_out of a dirty den.Logical formLearned from2 sentences. A gunny-sack can be dirty.Logical formLearned from2 sentences. A (rubber collar) can be dirty.Logical formLearned from2 sentences. Foes can be dirty.Logical formLearned from2 sentences. A clean opinion can be dirty.Logical formLearned from2 sentences. Low cost can be dirty.Logical formLearned from2 sentences. Columns can be dirty.Logical formLearned from2 sentences. Impacts of a dirty bomb can be a panic.Logical formLearned from2 sentences. A blast of a dirty bomb may create an explosion.Logical formLearned from2 sentences. A dirty bomb may use radioactive materials.Logical formLearned from2 sentences. A dirty bomb may be exploded in a country.Logical formLearned from2 sentences. Dirty bombs may test an (emergency response).Logical formLearned from2 sentences. Effects of a dirty bomb may include a social disruption.Logical formLearned from2 sentences.