A war can be sad.Logical formLearned from27 sentences. A job can be sad.Logical formLearned from27 sentences. A grin can be sad.Logical formLearned from27 sentences. A funeral can be sad.Logical formLearned from27 sentences. A girl can be sad.Logical formLearned from27 sentences. Deaths can be sad.Logical formLearned from27 sentences. A young man can be sad.Logical formLearned from26 sentences. Creatures can be sad.Logical formLearned from26 sentences. A brother can be sad.Logical formLearned from26 sentences. A company can be sad.Logical formLearned from26 sentences. A start can be sad.Logical formLearned from26 sentences. A (country song) can be sad.Logical formLearned from26 sentences. A hour can be sad.Logical formLearned from26 sentences. A response can be sad.Logical formLearned from26 sentences. A cow can be sad.Logical formLearned from26 sentences.