Eyes may look sad.Logical formLearned from51 sentences. A symbol can be sad.Logical formLearned from51 sentences. Reading can be sad.Logical formLearned from51 sentences. A procession can be sad.Logical formLearned from50 sentences. Truths can be sad.Logical formLearned from50 sentences. Bits can be sad.Logical formLearned from50 sentences. An act can be sad.Logical formLearned from50 sentences. An evening can be sad.Logical formLearned from50 sentences. A hydf can be sad.Logical formLearned from49 sentences. Someone can be sad.Logical formLearned from49 sentences. Persons may get sad.Logical formLearned from49 sentences. A family can be sad.Logical formLearned from49 sentences. An article can be sad.Logical formLearned from49 sentences. A game can be sad.Logical formLearned from49 sentences. An exception can be sad.Logical formLearned from49 sentences.