Chelsea recorded their second consecutive draw, taking another false step in the race for a Champions League place.
The Londoners were held to a 2-2 draw at home to Ipswich. The London Blues ended the first half with a two-goal deficit, but recovered in the second half.
Chelsea remain in fifth place with 54 points, 1 less than fourth-place Manchester City.
Liverpool triumphed 2-1 over West Ham in a match with a spectacular finish. Luis Diaz opened the scoring in the 18th minute, while the visitors equalised in the 86th minute with an own goal from Robertson.
However, just 3 minutes later, Van Dijk restored the advantage and gave the Reds the victory. Liverpool remains comfortably at the top with 76 points, a full 13 points more than second-placed Arsenal.
In the next match, Tottenham was defeated 4-2 by Wolves.