A knife may match wounds.Logical formLearned from10 sentences. A serviceman can be with a knife.Logical formLearned from10 sentences. A female may hold a knife to a throat.Logical formLearned from10 sentences. Investigators may find a knife.Logical formLearned from10 sentences. A hand can be with a knife.Logical formLearned from10 sentences. Knives can be in a videotape.Logical formLearned from10 sentences. Experts may analyze a knife.Logical formLearned from10 sentences. A knife may be used to stab.Logical formLearned from10 sentences. A knife may be used in stabbings.Logical formLearned from10 sentences. (Dna samples) may be recovered from a knife.Logical formLearned from10 sentences. A knife may be used by craftsmen.Logical formLearned from10 sentences. A knife can be during a raid.Logical formLearned from10 sentences. A culture may pertain-to a knife.Logical formLearned from10 sentences. Some islamic militants may be armed with knives.Logical formLearned from10 sentences. A person may buy a knife on the internet.Logical formLearned from10 sentences.