A twilight can be sad.Logical formLearned from5 sentences. A restaurant can be sad.Logical formLearned from5 sentences. A mishap can be sad.Logical formLearned from5 sentences. A reverse can be sad.Logical formLearned from5 sentences. Products can be sad.Logical formLearned from5 sentences. A misuse can be sad.Logical formLearned from5 sentences. A religion can be sad.Logical formLearned from5 sentences. Evils can be sad.Logical formLearned from5 sentences. An office can be sad.Logical formLearned from5 sentences. An old age can be sad.Logical formLearned from5 sentences. Poverty can be sad.Logical formLearned from5 sentences. Everyone may get sad.Logical formLearned from5 sentences. A companion can be sad.Logical formLearned from5 sentences. A letter can be sad.Logical formLearned from5 sentences. A (camera movement technique) can be sad.Logical formLearned from5 sentences.