Immigration may be likened by opposition to (purity laws).Logical formLearned from3 sentences. (Purity laws) may be introduced in a country.Logical formLearned from3 sentences. Opposition can be to (purity laws).Logical formLearned from3 sentences. (Cocaine purity) may drop during a period.Logical formLearned from3 sentences. A purity may pertain-to an islamic revolution.Logical formLearned from3 sentences. A man may espouse a purity of a revolution.Logical formLearned from3 sentences. An insistence can be on a racial purity of (state officials).Logical formLearned from3 sentences. Purity can be at a facility.Logical formLearned from2 sentences. A purity of a source can be high.Logical formLearned from2 sentences. A country may enrich a batch of uranium to a purity of some percent.Logical formLearned from2 sentences. A know-how may be required for enriching uranium.Logical formLearned from2 sentences. A spirit may mean purity.Logical formLearned from2 sentences. A love of (winter sports) may add a purity of spirit.Logical formLearned from2 sentences. Drugs can be of purity.Logical formLearned from2 sentences. An increase can be in a purity of heroin of deaths.Logical formLearned from2 sentences.