A history may pertain-to a ninja.Logical formLearned from2 sentences. A (robot ninja) can be mysterious.Logical formLearned from2 sentences. A status may pertain-to a ninja.Logical formLearned from2 sentences. Ninjas can be from a year.Logical formLearned from2 sentences. A family can be (ninja clan).Logical formLearned from2 sentences. A purpose may pertain-to a ninja.Logical formLearned from2 sentences. A ninja can be wacky.Logical formLearned from2 sentences. Presence may pertain-to a ninja.Logical formLearned from2 sentences. (Ninja exams) may pertain-to a female.Logical formLearned from2 sentences. Leadership may pertain-to a (ninja clan).Logical formLearned from2 sentences. Ninjas may pertain-to a criminal-organization.Logical formLearned from2 sentences. A (ninja team) can be elite.Logical formLearned from2 sentences. A ninja can be noble.Logical formLearned from2 sentences. Power may pertain-to a ninja.Logical formLearned from2 sentences. A ninja can be urban.Logical formLearned from2 sentences.