A competition can be necessary.Logical formLearned from4 sentences. Runoffs can be necessary.Logical formLearned from4 sentences. Votes can be necessary for a victory.Logical formLearned from4 sentences. (Mass burials) can be necessary.Logical formLearned from4 sentences. A dollar can be necessary.Logical formLearned from4 sentences. A (time limit) can be necessary.Logical formLearned from4 sentences. A discovery can be necessary.Logical formLearned from4 sentences. A comeback can be necessary.Logical formLearned from4 sentences. Political risks can be necessary.Logical formLearned from4 sentences. A therapy can be necessary.Logical formLearned from4 sentences. An occupation of a country can be necessary.Logical formLearned from4 sentences. Presence may remain necessary.Logical formLearned from4 sentences. Perks can be necessary.Logical formLearned from4 sentences. A resets can be necessary.Logical formLearned from4 sentences. Gimmickry can be necessary.Logical formLearned from4 sentences.