A center can be sour.Logical formLearned from4 sentences. A reunion can be sour.Logical formLearned from4 sentences. Water can be sour.Logical formLearned from4 sentences. A project may go sour.Logical formLearned from4 sentences. A hard candy can be sour.Logical formLearned from4 sentences. (Gas wells) can be sour.Logical formLearned from4 sentences. A nature can be sour.Logical formLearned from4 sentences. A grain can be sour.Logical formLearned from4 sentences. Others can be sour.Logical formLearned from4 sentences. A trade may go sour.Logical formLearned from4 sentences. A sour cream can be spicy.Logical formLearned from4 sentences. A (cherry soup) can be sour.Logical formLearned from4 sentences. Cherries can be sour.Logical formLearned from4 sentences. A (cherry syrup) can be sour.Logical formLearned from4 sentences. Bread can be sour.Logical formLearned from4 sentences.