An investigation can be into (tax shelters).Logical formLearned from13 sentences. An investigation may be discussed.Logical formLearned from13 sentences. An information may be obtained during an investigation.Logical formLearned from13 sentences. Technology may undergo an investigation.Logical formLearned from13 sentences. A (background investigation) can be comprehensive.Logical formLearned from13 sentences. An investigation can be into events of a month.Logical formLearned from13 sentences. Fires may undergo investigations.Logical formLearned from13 sentences. The natural world may undergo an investigation.Logical formLearned from13 sentences. Investigation may lead to a discovery.Logical formLearned from13 sentences. An investigation may turn into a stunt.Logical formLearned from13 sentences. Some investigations can be into a death.Logical formLearned from13 sentences. A president may demand an investigation.Logical formLearned from13 sentences. An investigation may find corruption.Logical formLearned from13 sentences. Head may pertain-to an (investigation division).Logical formLearned from13 sentences. An investigation can be into a church.Logical formLearned from13 sentences.