A document may be signed by soviet leader.Logical formLearned from4 sentences. An ally can be in a soviet republic.Logical formLearned from4 sentences. A material may originated in former soviet republics.Logical formLearned from4 sentences. Turmoil can be in a soviet nation.Logical formLearned from4 sentences. Soviet leader may defend a government from criticism.Logical formLearned from4 sentences. A background can be in soviet studies.Logical formLearned from4 sentences. Controversy can be in a former soviet state.Logical formLearned from4 sentences. A former soviet state can be controlled.Logical formLearned from4 sentences. Events can be in a former soviet state.Logical formLearned from4 sentences. Veterans of a soviet (space program) may tell a story.Logical formLearned from4 sentences. Soviet nations may be deactivated.Logical formLearned from4 sentences. An expansion may bring some former soviet republics.Logical formLearned from4 sentences. Some villages can be in a soviet republic.Logical formLearned from4 sentences. Dictatorship can be at soviet times.Logical formLearned from4 sentences. (Mi-17 helicopters) can be soviet.Logical formLearned from4 sentences.