A base may pertain-to a grip.Logical formLearned from15 sentences. A (rubber grip) can be comfortable.Logical formLearned from15 sentences. A grip can be on breakaway regions.Logical formLearned from15 sentences. Grips can be in the world.Logical formLearned from15 sentences. A grip may pertain-to a criminal-organization.Logical formLearned from15 sentences. A grip may pertain-to a communist party.Logical formLearned from15 sentences. A grip may strengthen.Logical formLearned from15 sentences. A grip may pertain-to gravity.Logical formLearned from15 sentences. A grip may be explained by a need.Logical formLearned from15 sentences. A grip may pertain-to a us-state.Logical formLearned from15 sentences. A grip can be on a business.Logical formLearned from15 sentences. A grip may pertain-to a family.Logical formLearned from15 sentences. Grips can be with questions.Logical formLearned from15 sentences. A grip can be on a city.Logical formLearned from15 sentences. A grip can be on a military.Logical formLearned from15 sentences.