A center can be for himself.Logical formLearned from49 sentences. A center may pertain-to a college.Logical formLearned from49 sentences. (Call centers) can be in a country.Logical formLearned from49 sentences. A center may pertain-to an attack.Logical formLearned from49 sentences. (Call centers) may pertain-to persons.Logical formLearned from49 sentences. A (convention center) can be in a US-city.Logical formLearned from49 sentences. A (cake tester) may be inserted in a center.Logical formLearned from49 sentences. Chairman may pertain-to a center.Logical formLearned from49 sentences. A laboratory can be at a center of an investigation of (anthrax attacks).Logical formLearned from49 sentences. A (rehab center) may pertain-to a us-state.Logical formLearned from49 sentences. A center can be orthopedic.Logical formLearned from49 sentences. A (shopping center) may pertain-to a city.Logical formLearned from49 sentences. A center may pertain-to a typhoon.Logical formLearned from49 sentences. A medical center can be in a US-city.Logical formLearned from48 sentences. A center may pertain-to a Jewish community.Logical formLearned from48 sentences.