A background may pertain-to persons.Logical formLearned from877 sentences. A person may come from a background.Logical formLearned from797 sentences. Students can be with backgrounds.Logical formLearned from710 sentences. Backgrounds may pertain-to persons.Logical formLearned from699 sentences. A background can be mathematical.Logical formLearned from692 sentences. A background can be basic.Logical formLearned from682 sentences. A background may pertain-to a US-president.Logical formLearned from651 sentences. Persons can be constituted-of-or-filled-with some backgrounds.Logical formLearned from635 sentences. A background may pertain-to a political-leader.Logical formLearned from614 sentences. Backgrounds can be criminal.Logical formLearned from605 sentences. Backgrounds can be varying.Logical formLearned from569 sentences. A background can be gray.Logical formLearned from559 sentences. Backgrounds can be strong.Logical formLearned from552 sentences. A (family background) may pertain-to a male.Logical formLearned from551 sentences. Students can be with a background.Logical formLearned from546 sentences.