A birthday may pertain-to a person.Logical formLearned from89 747 sentences. A birthday may pertain-to a male.Logical formLearned from71 131 sentences. A birthday can be happy.Logical formLearned from53 718 sentences. A birthday may pertain-to a female.Logical formLearned from46 521 sentences. Today can be a birthday.Logical formLearned from6 370 sentences. A (birthday party) may pertain-to a female.Logical formLearned from4 162 sentences. A (birthday party) may pertain-to a male.Logical formLearned from3 719 sentences. Birthdays may pertain-to today.Logical formLearned from3 169 sentences. A person may celebrate a birthday.Logical formLearned from2 971 sentences. A (birthday party) may pertain-to a person.Logical formLearned from2 656 sentences. Birthday can be to a person.Logical formLearned from2 451 sentences. A (birthday month) may pertain-to a person.Logical formLearned from2 000 sentences. A birthday may come_up.Logical formLearned from1 939 sentences. A birthday can be belated.Logical formLearned from1 889 sentences. A birthday may undergo a celebration.Logical formLearned from1 817 sentences.