Persons may fail in an endeavor.Logical formLearned from7 sentences. An endeavor can be prolonged.Logical formLearned from7 sentences. Endeavors can be revolutionary.Logical formLearned from7 sentences. A springboard can be for endeavors.Logical formLearned from7 sentences. A contribution can be to an endeavor.Logical formLearned from7 sentences. A size may pertain-to an endeavor.Logical formLearned from7 sentences. A complex can be constituted-of-or-filled-with endeavors.Logical formLearned from7 sentences. Endeavor may announce that something-is-the-case.Logical formLearned from7 sentences. Endeavors may pertain-to a school.Logical formLearned from7 sentences. Endeavors may pertain-to a president.Logical formLearned from7 sentences. An endeavor can be difficult.Logical formLearned from7 sentences. Endeavors can be ineffectual.Logical formLearned from7 sentences. An endeavor can be funded.Logical formLearned from7 sentences. An endeavor can be revolutionary.Logical formLearned from7 sentences. An end may pertain-to endeavors.Logical formLearned from7 sentences.