Complex sentence: Leader of the Korean defensive trio alongside Kim Tae-Young and Choi Jin-Cheul, he ended his international career after the 2002 World Cup as the all-time leader in appearances for the South Korean national team, with 135 caps.
Split into simpler sentences: Leader of the Korean defensive trio alongside Kim Tae-Young and Choi Jin-Cheul. He ended his international career after the 2002 World Cup as the all-time leader in appearances for the South Korean national team, with 135 caps.