What key details about kim kye-gwan  can be extracted from the following bio?  Bio: kim kye-gwan -lrb- born july 6 , 1943 in north pyongan province -rrb- is a north korean diplomat . his official position is first vice minister of the ministry of foreign affairs , to which he was promoted -lrb- from just vice minister -rrb- immediately before the korean workers ' party conference of 28 september 2010 . he is the leading figure in international talks over the country 's nuclear weapons program , including the six-party talks in beijing . north korea agreed 2007-02-13 , with the help of kim kye gwan , to disarm their nuclear program . this includes shutting down its nuclear reactor and eventually dismantling its atomic weapons program , just four months after the communist state shocked the world by testing a nuclear bomb . kim kye gwan is north korea 's leading spokesperson and head negotiator in matters concerning the north 's nuclear ambitions , and will most likely enter the limelight for his role in facilitating north korea 's nuclear disarmament deal struck in february . kim met with christopher r. hill , the u.s. assistant secretary of state , when hill visited pyongyang in june 2007 , afterwards announcing that north korea would promptly shut down its yongbyon nuclear facility . he was also present at the airport to greet bill clinton on his arrival in north korea for a visit in august 2009 concerning the release of two american journalists imprisoned by north korea . he was also present at the airport to greet jimmy carter on his arrival in north korea for a visit in august 2010 concerning the release of an american teacher imprisoned by north korea . in december 2010 , kim invited the serving governor of the u.s. state of new mexico , bill richardson , to north korea in an unofficial capacity . he met richardson upon his arrival in pyongyang on december 16 , where richardson told reporters that his `` objective is to see if we can reduce the tension on the korean peninsula , that is my objective . i am going to have a whole series of talks with north korean officials here and i look...
- context is north- hangul is 김계관- mr is kim kye-gwan- rr is gim gye-gwan- hanja is 金桂冠