A calendar may pertain-to a birthday.Logical formLearned from51 sentences. A birthday may pertain-to a mother-in-law.Logical formLearned from50 sentences. A wife may undergo a birthday.Logical formLearned from50 sentences. A birthday can be blessed.Logical formLearned from50 sentences. Part may pertain-to a (birthday present).Logical formLearned from50 sentences. A (birthday lunch) may pertain-to a female.Logical formLearned from50 sentences. Someone may undergo a birthday.Logical formLearned from50 sentences. A person may celebrate some birthday.Logical formLearned from49 sentences. A birthday may pertain-to someone.Logical formLearned from49 sentences. A (birthday gift) can be to a person.Logical formLearned from49 sentences. Some weeks can be after a birthday.Logical formLearned from49 sentences. A person may have some birthday.Logical formLearned from49 sentences. A way can be to a (birthday party).Logical formLearned from48 sentences. A birthday can be shared.Logical formLearned from48 sentences. A birthday may pertain-to a military-or-other-action-organization.Logical formLearned from48 sentences.