A ninja can be masked.Logical formLearned from15 sentences. Ninjas can be elite.Logical formLearned from15 sentences. A person may have a ninja.Logical formLearned from15 sentences. A person can be a ninja.Logical formLearned from15 sentences. (Ninja skills) can be mad.Logical formLearned from15 sentences. A ninja may run through woods.Logical formLearned from15 sentences. A (ninja training) may pertain-to a male.Logical formLearned from14 sentences. Ninja may click.Logical formLearned from14 sentences. Ninjas can be cool.Logical formLearned from14 sentences. A ninja can be blonde.Logical formLearned from14 sentences. (Ninja clicks) may be guaranteed.Logical formLearned from14 sentences. A ninja can be trained.Logical formLearned from14 sentences. (Computer ninjas) can be at a gathering.Logical formLearned from14 sentences. A gremlin can be about ninjas.Logical formLearned from14 sentences. A gremlin can be in a middle of demonstratting a (ninja move).Logical formLearned from14 sentences.