Ajax consolidated their position at the top of the Eredivisie table with a convincing 3-1 win over strugglers De Graafschap on Sunday.
Derk Boerrigter scored either side of Christian Eriksen's strike as the hosts took a dominant lead, with Michael de Leeuw's score on the stroke of half-time scant consolation for the visitors.
The result moves the Amsterdam-based club six points clear of AZ Alkmaar and Feyenoord, who are tied for second place with 58 points.
Renato Ibarra's goal on the hour mark earned Vitesse Arnhem a 1-0 win over ADO Den Haag to further strengthen their grip on seventh.
The Ecuadorian midfielder was teed up by Marco van Ginkel for the only goal at the Gelredome.
Despite the defeat, ADO remain in 14th place, seven points clear of the drop zone, but Vitesse now look a strong bet to feature in the Europa League qualification play-offs.
Roda JC enhanced their prospects of a Europa League play-off berth as Robbie Wielaert's goal 10 minutes before half-time sealed a 1-0 victory over FC Groningen at Euroborg.
The only goal of the came arrived in the 35th minute as Jimmy Hempte's free-kick into the box caused confusion in the Groningen defence and Wielaert was on hand to turn the ball home from close range.
RKC Waalwijk came from behind to share the points in a 1-1 draw with mid-table rivals Heracles Almelo.
Everton missed a first-half penalty for the home side, but they quickly made amends with Lerin Duarte scoring the opener.
But RKC replied through Jeff Stans shortly after the interval, marking the midfielder's first goal for the club.
Frank Demouge scored twice as FC Utrecht came from behind to convincingly beat VVV Venlo 4-2 at Nieuw Galgewaard.
Barry Maguire opened the scoring for the visitors in the ninth minute before Michael Uchebo doubled VVV's advantage.
Davy Bulthuis pulled one back for the home side just before the half-hour mark, with Demouge scoring a goal in each half to put the game out of VVV's reach, before Alexander Gerndt's late strike rubbed salt into the wound. The result leaves VVV stuck in the relegation zone while Utrecht moved into 11th place and closer to safety.
On Saturday, PSV Eindhoven kept alive their faint title hopes and seriously dented the aspirations of AZ Alkmaar as Tim Matavz struck deep into stoppage time to seal a thrilling 3-2 win at Philips Stadion.
The match appeared to be heading for a draw after goals by Jozy Altidore (24) and Roy Beerens (34) for AZ had been cancelled out by a brace from Jeremain Lens (17 and 77), but Matavz sealed all the points when he turned the ball home after Esteban Alvarado flapped at Lens' late cross.
AZ, who remain second in the standings, are now just a point ahead of fifth-placed PSV.
Feyenoord moved into third place and pulled level on points with AZ with a routine 3-0 win over Excelsior at De Kuip.
Prolific on-loan striker John Guidetti's goal after eight minutes gave them a half-time lead and Jordy Clasie (49) and Jerson Cabral (58) ensured victory before the hour mark.
An injury-time goal by Nourdin Boukhari saw fourth-placed FC Twente miss the chance to close the gap on Ajax as they had to settle for a 2-2 draw with NAC Breda.
Alex Schalk put the visitors ahead 11 minutes into the second half before two goals in two minutes from Luuk de Jong (61 and 63) appeared to have guided Steve McClaren's side to victory.
However, Boukhari struck at the death as Twente dropped to fourth following Feyenoord's victory.
Bas Dost made it 24 goals in 13 games with a hat-trick as Heerenveen came from 2-0 to win 4-2 at NEC Nijmegen.
The home side had led with two goals from Genero Zeefuik (13 and 42) but Dost netted after 66, 71 and 80 minutes before Oussama Assaidi made sure of the points with a goal in the fourth minute of stoppage time.