National soccer coach Dick Advocaat will leave for Germany Monday to watch striker Ahn Jung-hwan and defender Cha Du-ri play in the Bundesliga.

Advocaat will first see Ahn play for Duisberg against Werder Bremen Thursday and then inspect Cha on May 6th when Eintracht Frankfurt takes on Borussia Dortmund.

The coach is expected to choose one of the two players for the final spot on the World Cup roster that he will announce in Seoul on May 11th.