A sister may pertain-to a person.Logical formLearned from158 430 sentences. A sister may pertain-to a female.Logical formLearned from84 266 sentences. A sister may pertain-to a male.Logical formLearned from83 982 sentences. Sisters may pertain-to a person.Logical formLearned from20 974 sentences. Sisters may pertain-to a female.Logical formLearned from11 982 sentences. Sisters may pertain-to a male.Logical formLearned from7 751 sentences. A female can be a sister.Logical formLearned from2 652 sentences. A house may pertain-to a sister.Logical formLearned from1 991 sentences. A sister can be in law.Logical formLearned from1 935 sentences. Sisters may pertain-to persons.Logical formLearned from1 886 sentences. A wedding may pertain-to a sister.Logical formLearned from1 609 sentences. A sister may pertain-to persons.Logical formLearned from1 391 sentences. A sister may pertain-to a political-leader.Logical formLearned from1 269 sentences. A person may have a sister.Logical formLearned from1 256 sentences. A male may have a sister.Logical formLearned from1 208 sentences.