A (base cost) may pertain-to a person.Logical formLearned from27 sentences. A (tax base) can be stable.Logical formLearned from27 sentences. A (skill base) may pertain-to persons.Logical formLearned from27 sentences. Runners may be left on base.Logical formLearned from27 sentences. An (air base) can be secret.Logical formLearned from27 sentences. An industrial base may pertain-to a country.Logical formLearned from27 sentences. A (subscriber base) can be paid.Logical formLearned from27 sentences. A base may pertain-to a (convection zone).Logical formLearned from27 sentences. A military base can be adjacent.Logical formLearned from27 sentences. Rounds can be constituted-of-or-filled-with (base closings).Logical formLearned from27 sentences. A percentage may pertain-to a (customer base).Logical formLearned from27 sentences. A base may pertain-to needles.Logical formLearned from27 sentences. A base can be disciplinary.Logical formLearned from27 sentences. A base may pertain-to a layer.Logical formLearned from27 sentences. A (knowledge base) may pertain-to the world.Logical formLearned from27 sentences.