A chest may pertain-to a ninja.Logical formLearned from3 sentences. (Ninja skills) can be secret.Logical formLearned from3 sentences. A person can be (ninja turtle).Logical formLearned from3 sentences. A ninja may be pass_downed from generation.Logical formLearned from3 sentences. Techniques may pertain-to a ninja.Logical formLearned from3 sentences. A ninja can be naughty.Logical formLearned from3 sentences. A (ninja gear) may pertain-to a person.Logical formLearned from3 sentences. Ninjas can be urban.Logical formLearned from3 sentences. A (ninja master) can be evil.Logical formLearned from3 sentences. Ninjas may come_up behind a person.Logical formLearned from3 sentences. A ninja can be personal.Logical formLearned from3 sentences. A person may see ninjas.Logical formLearned from3 sentences. A ninja can be interesting.Logical formLearned from3 sentences. A ninja can be in country.Logical formLearned from3 sentences. A position can be as a ninja.Logical formLearned from3 sentences.