An effort can be sad.Logical formLearned from25 sentences. Some way can be sad.Logical formLearned from25 sentences. A longing can be sad.Logical formLearned from25 sentences. An impression can be sad.Logical formLearned from25 sentences. A little face can be sad.Logical formLearned from25 sentences. Days can be sad.Logical formLearned from25 sentences. A loneliness can be sad.Logical formLearned from25 sentences. A series can be sad.Logical formLearned from25 sentences. A home can be sad.Logical formLearned from25 sentences. A birthday can be sad.Logical formLearned from25 sentences. Fates can be sad.Logical formLearned from25 sentences. A case can be sad.Logical formLearned from25 sentences. A relationship can be sad.Logical formLearned from25 sentences. Confusion can be sad.Logical formLearned from25 sentences. A path can be sad.Logical formLearned from24 sentences.