Voters can be sour.Logical formLearned from7 sentences. A sweetness can be sour.Logical formLearned from7 sentences. A mother can be sour.Logical formLearned from7 sentences. A mustard can be sour.Logical formLearned from7 sentences. A comment can be sour.Logical formLearned from7 sentences. A (restitution battle) may leave a sour taste.Logical formLearned from7 sentences. Loans may be gone sour.Logical formLearned from7 sentences. A season may go sour.Logical formLearned from7 sentences. A summer can be sour.Logical formLearned from7 sentences. Investors can be sour.Logical formLearned from7 sentences. A quarter can be sour.Logical formLearned from7 sentences. Complaints can be sour grapes.Logical formLearned from7 sentences. A cynicism can be sour.Logical formLearned from7 sentences. The world can be sour.Logical formLearned from7 sentences. A backdrop can be sour.Logical formLearned from7 sentences.