Complex sentence: Vargas also served as a reviser to the project management manual A Guide to the Project Management Body of Knowledge (PMBOK) published by PMI and chaired the Translation Verification Committee for the Guide's Brazilian Portuguese translation in 2000 and 2004.
Split into simpler sentences: Vargas also served as a reviser to the project management manual A Guide to the Project Management Body of Knowledge (PMBOK) published by PMI. He also chaired the Translation Verification Committee for the Guide's Brazilian Portuguese translation in 2000 and 2004.