(Contract information) can be unofficial.Logical formLearned from22 sentences. A (fight song) can be unofficial.Logical formLearned from22 sentences. A standard can be unofficial.Logical formLearned from22 sentences. A successor can be unofficial.Logical formLearned from22 sentences. A date can be unofficial.Logical formLearned from22 sentences. (Detention centers) can be unofficial.Logical formLearned from22 sentences. An unofficial holiday can be for some persons.Logical formLearned from22 sentences. Prisons can be unofficial.Logical formLearned from22 sentences. Forecasts can be unofficial.Logical formLearned from22 sentences. A (cricket league) can be unofficial.Logical formLearned from21 sentences. An art can be unofficial.Logical formLearned from21 sentences. An edition can be unofficial.Logical formLearned from21 sentences. A last day can be unofficial.Logical formLearned from21 sentences. A deal can be unofficial.Logical formLearned from21 sentences. A place can be unofficial.Logical formLearned from21 sentences.