A (doping investigation) can be four-year-old.Logical formLearned from19 sentences. (Bribery allegations) may undergo an investigation.Logical formLearned from19 sentences. A step can be in an investigation.Logical formLearned from19 sentences. A committee may conduct an investigation.Logical formLearned from19 sentences. An investigation can be into graft.Logical formLearned from19 sentences. A case can be part of an investigation.Logical formLearned from19 sentences. A person may lead an investigation of captives.Logical formLearned from19 sentences. Captives may undergo an investigation.Logical formLearned from19 sentences. Authorities may pursue an investigation of an incident.Logical formLearned from19 sentences. An investigation may be prompted by a report.Logical formLearned from19 sentences. Persons may take an investigation.Logical formLearned from19 sentences. An investigation may find a link.Logical formLearned from19 sentences. Regulators may widen an investigation.Logical formLearned from19 sentences. (Investigation teams) may be pull_outed.Logical formLearned from19 sentences. An investigation can be in 1970s.Logical formLearned from19 sentences.