Subcamps may pertain-to a (concentration camp).Logical formLearned from12 sentences. Alkaloids may undergo concentration.Logical formLearned from12 sentences. A prisoner can be in a (concentration camp).Logical formLearned from12 sentences. Salt may undergo concentration.Logical formLearned from12 sentences. Metal may undergo concentrations.Logical formLearned from12 sentences. Blood may undergo concentration.Logical formLearned from12 sentences. Seawater may undergo concentration.Logical formLearned from12 sentences. A (concentration camp) may undergo construction.Logical formLearned from12 sentences. Petroglyphs may undergo concentration.Logical formLearned from12 sentences. Concentration can be in a sector.Logical formLearned from12 sentences. A male may die in (concentration camp).Logical formLearned from12 sentences. Fans may undergo concentration.Logical formLearned from12 sentences. Phosphate may undergo concentration.Logical formLearned from12 sentences. Prisoners can be from (concentration camps).Logical formLearned from12 sentences. Industries may undergo concentrations.Logical formLearned from12 sentences.