Communication may undergo an investigation.Logical formLearned from11 sentences. Evidence can be for investigation.Logical formLearned from11 sentences. An investigation may pertain-to a journalist.Logical formLearned from11 sentences. An investigation may be knowned as operation.Logical formLearned from11 sentences. Investigations can be into a male.Logical formLearned from11 sentences. Criminal investigations can be motivated.Logical formLearned from11 sentences. An investigation can be open-minded.Logical formLearned from11 sentences. An investigation may pertain-to an unit.Logical formLearned from11 sentences. An investigation can be by a church.Logical formLearned from11 sentences. An (assassination plot) may undergo an investigation.Logical formLearned from11 sentences. Fires may undergo an investigation.Logical formLearned from11 sentences. An investigation may raise doubts.Logical formLearned from11 sentences. Samples may undergo an investigation.Logical formLearned from11 sentences. Investigation can be into events.Logical formLearned from11 sentences. A (police investigation) can be into an attack.Logical formLearned from11 sentences.