Complex sentence: He has held the position since October 17 2005, on appointment of HM The Queen Lord of Mann, and currently resides at Government House, in the district of Onchan in the Isle of Man.
Split into simpler sentences: He has held the position since October 17 2005, on appointment of HM The Queen Lord of Mann. His Excellency currently resides at Government House, in the district of Onchan in the Isle of Man.