A (baby sister) may pertain-to a person.Logical formLearned from1 070 sentences. A person can be a sister.Logical formLearned from1 052 sentences. A sister may die.Logical formLearned from1 004 sentences. A death may pertain-to a sister.Logical formLearned from952 sentences. A birthday may pertain-to a sister.Logical formLearned from925 sentences. A sister may undergo a death.Logical formLearned from915 sentences. A female may have a sister.Logical formLearned from901 sentences. A male may have some sisters.Logical formLearned from887 sentences. A female can be a sister.Logical formLearned from864 sentences. A husband may pertain-to a sister.Logical formLearned from844 sentences. A boyfriend may pertain-to a sister.Logical formLearned from826 sentences. A (sister ship) may pertain-to a female.Logical formLearned from810 sentences. A (baby sister) may pertain-to a male.Logical formLearned from752 sentences. A sister may pertain-to a mother.Logical formLearned from704 sentences. A person may have some sisters.Logical formLearned from652 sentences.