A return may pertain-to a president.Logical formLearned from181 sentences. A person may serve under a president.Logical formLearned from180 sentences. An assistant may pertain-to a president.Logical formLearned from180 sentences. An attempt may pertain-to a president.Logical formLearned from180 sentences. A biography may pertain-to a president.Logical formLearned from180 sentences. A president may announce an intention.Logical formLearned from180 sentences. President may pertain-to a governing body.Logical formLearned from180 sentences. An appeal may pertain-to a president.Logical formLearned from180 sentences. Presidents can be in history.Logical formLearned from180 sentences. A portrait may show a president.Logical formLearned from180 sentences. A car may pertain-to a president.Logical formLearned from179 sentences. An inauguration may pertain-to a president.Logical formLearned from179 sentences. A president may hint that something-is-the-case.Logical formLearned from179 sentences. A president may recognize that something-is-the-case.Logical formLearned from179 sentences. A (home state) may pertain-to a president.Logical formLearned from179 sentences.