Investigators may conduct investigations.Logical formLearned from16 sentences. Investigators may pertain-to a treasury-department.Logical formLearned from16 sentences. A victim may tell investigators.Logical formLearned from16 sentences. An investigator can be biased.Logical formLearned from16 sentences. An investigator may undergo an investigation.Logical formLearned from16 sentences. An investigator can be freelance.Logical formLearned from16 sentences. Investigators may treat a case.Logical formLearned from16 sentences. Investigators may pertain-to a sheriff.Logical formLearned from16 sentences. Investigators may conduct (dna tests).Logical formLearned from16 sentences. Investigators may recover samples of human hair from a mailbox.Logical formLearned from16 sentences. An investigator may agree.Logical formLearned from16 sentences. A (state investigator) may pertain-to a us-state.Logical formLearned from16 sentences. Cooperation can be between investigators.Logical formLearned from16 sentences. A confession can be to investigators.Logical formLearned from16 sentences. Investigators may look into a death.Logical formLearned from16 sentences.