AMSTERDAM, Nov 8 (Reuters) - Stephan Keller nodded in the winner 17 minutes into extra time to earn RKC Waalwijk a 3-2 win over Feyenoord on Wednesday and a spot in the last 16 of the Dutch Cup.
Patrick van Diemen opened the scoring for RKC 13 minutes into the second half but seven minutes before time Theo Lucius equalised.
Substitute Robert Fuchs restored the lead for RKC early in extra time but an own goal by Keller levelled the match again before Keller made amends with the winner.
AZ Alkmaar demolished amateur side Meerssen 10-1 with Stijn Schaars and Danny Koevermans both twice on target.
On Tuesday, Brazilian Leonardo inspired NAC Breda to a 3-1 win at Groningen while second division side Go Ahead Eagles Deventer stunned Excelsior Rotterdam 2-0.
Ajax Amsterdam will be in action on Thursday when they host ADO Den Haag. PSV Eindhoven travel to Vitesse Arnhem.