Head may pertain-to an (investigation committee).Logical formLearned from11 sentences. An investigation can be into an operation.Logical formLearned from11 sentences. A report can be by an (investigation team).Logical formLearned from11 sentences. An investigation can be justified.Logical formLearned from11 sentences. A ship may undergo an investigation.Logical formLearned from11 sentences. An investigation can be into an event.Logical formLearned from11 sentences. Investigations can be genuine.Logical formLearned from11 sentences. A person may be assisted in an investigation.Logical formLearned from11 sentences. Origins may undergo an investigation.Logical formLearned from11 sentences. Investigations can be prominent.Logical formLearned from11 sentences. An (oil spill) may undergo an investigation.Logical formLearned from11 sentences. An investigation can be by auditors.Logical formLearned from11 sentences. An investigation can be into (abuse allegations).Logical formLearned from11 sentences. An attorney can be in_charge_of an investigation.Logical formLearned from11 sentences. An assassination may undergo investigations.Logical formLearned from11 sentences.