Roots may pertain-to a revolution.Logical formLearned from26 sentences. Some revolution may topple communism.Logical formLearned from26 sentences. A revolution can be peaceful.Logical formLearned from26 sentences. Social revolution can be in a country.Logical formLearned from26 sentences. A threat can be to a revolution.Logical formLearned from26 sentences. A component may pertain-to a revolution.Logical formLearned from26 sentences. (Orange revolution protests) may pertain-to year.Logical formLearned from26 sentences. A revolution may undergo an achievement.Logical formLearned from26 sentences. A revolution can be clean.Logical formLearned from25 sentences. Some revolution may topple a monarchy.Logical formLearned from25 sentences. Goals may pertain-to a national democratic revolution.Logical formLearned from25 sentences. A cradle may pertain-to a chinese revolution.Logical formLearned from25 sentences. A revolution may undergo a celebration.Logical formLearned from25 sentences. A hungarian revolution may undergo a suppression.Logical formLearned from25 sentences. An ideology may pertain-to a revolution.Logical formLearned from25 sentences.