Soviet engineers may try an experiment.Logical formLearned from4 sentences. Veterans may pertain-to soviet (space programs).Logical formLearned from4 sentences. Some former soviet republics may sign an (union agreement).Logical formLearned from4 sentences. Aid may dry_up after some soviet collapse.Logical formLearned from4 sentences. Regimes can be across a soviet bloc.Logical formLearned from4 sentences. Protests can be in a soviet republic.Logical formLearned from4 sentences. President may pertain-to a soviet nation.Logical formLearned from4 sentences. Military veterans can be soviet.Logical formLearned from4 sentences. (Ground troops) can be soviet.Logical formLearned from4 sentences. An economy may pertain-to a soviet nation.Logical formLearned from4 sentences. Sales can be by a soviet government.Logical formLearned from4 sentences. A soviet government may sell.Logical formLearned from4 sentences. A population may pertain-to a soviet republic.Logical formLearned from4 sentences. A delegation of (military transportation officials) may arrive in some former soviet state.Logical formLearned from4 sentences. Groups may mushroom after some soviet collapse.Logical formLearned from4 sentences.