Ukraine 1-0 Italy
Ukraine will face South Korea in the U-20 World Cup final after defeating Italy 1-0 in the last four.
The Italians progressed to the last four after overcoming Mali in the last four, while Ukraine squeezed past Colombia.
Serhiy Buletsa scored the only goal of the game in the 65th minute but it wasn't easy going for Ukraine, who had to play the last ten minutes with ten men after having Denys Popov sent off in the 79th minute.
Ecuador 0-1 South Korea
South Korea booked a date with Ukraine in the U-20 World Cup final after overcoming Ecuador 1-0 on Tuesday evening.
Jun Choi popped up in the 39th minute to net the decisive goal as Korea qualified for their first-ever U20 final.
Ecuador, meanwhile, will face Italy in the third and fourth play-off on Friday evening.