A birthday can be amazing.Logical formLearned from61 sentences. Birthdays may come_up.Logical formLearned from61 sentences. A birthday can be a national holiday.Logical formLearned from61 sentences. A birthday may pertain-to a philosopher.Logical formLearned from60 sentences. A (birthday party) may pertain-to a father.Logical formLearned from60 sentences. A person may wish a female a birthday.Logical formLearned from60 sentences. Gifts can be for birthdays.Logical formLearned from60 sentences. (Birthday parties) may pertain-to a female.Logical formLearned from60 sentences. A US-city may celebrate a birthday.Logical formLearned from60 sentences. A birthday may pertain-to a little brother.Logical formLearned from59 sentences. Birthdays can be belated.Logical formLearned from59 sentences. Birthdays can be for a week of a month.Logical formLearned from59 sentences. A slice can be constituted-of-or-filled-with (birthday cake).Logical formLearned from58 sentences. A (birthday party) may pertain-to someone.Logical formLearned from58 sentences. A (birthday present) can be awesome.Logical formLearned from58 sentences.