Complex sentence: In June 2006, he was appointed the Official Opposition Critic for the Ministry of Energy and Mines in New Democrat leader Carole James' shadow cabinet, having previously served as the Official Opposition Critic for the Ministry of Education.
Split into simpler sentences: In June 2006, he was appointed the Official Opposition Critic for the Ministry of Energy and Mines in New Democrat leader Carole James' shadow cabinet. He had previously served as the Official Opposition Critic for the Ministry of Education.