A necessity may pertain-to an alliance.Logical formLearned from8 sentences. A barrier can be a necessity.Logical formLearned from8 sentences. A necessity can be for a war.Logical formLearned from8 sentences. Necessities can be long-term.Logical formLearned from8 sentences. Residents may be stock_uped on necessities.Logical formLearned from8 sentences. A necessity may pertain-to transformations.Logical formLearned from8 sentences. Necessity can be a factor.Logical formLearned from8 sentences. Participation can be a necessity.Logical formLearned from8 sentences. A range can be constituted-of-or-filled-with necessities.Logical formLearned from8 sentences. (State rationing) can be constituted-of-or-filled-with necessities.Logical formLearned from8 sentences. A necessity can be for a ceasefire.Logical formLearned from8 sentences. A necessity can be for development.Logical formLearned from7 sentences. Demand can be for necessities.Logical formLearned from7 sentences. Computers may become a necessity.Logical formLearned from7 sentences. Travel can be a necessity.Logical formLearned from7 sentences.