Complex sentence: Dutch coach Guus Hiddink has a similar iconic status in South Korea after coaching its national team to the semi-finals of the 2002 World Cup, so much so that one of South Korea's World Cup stadiums was renamed in his honour shortly after the competition.
Split into simpler sentences: Dutch coach Guus Hiddink has a similar iconic status in South Korea after coaching its national team to the semifinals of the 2002 World Cup. So much so that one of South Korea's World Cup stadiums was renamed in his honour shortly after the competition.