Gakpo isala scores to give Liverpool the win and an 11-point lead over Manchester City.
Liverpool came very close to scoring a second goal but the play was disallowed for offside.
Mohamed Salah's shot goes wide of Ortega's goal.
Mohamed Salah missed a very clear opportunity in the 54th minute when one-on-one with goalkeeper Ortega and shot the ball over the crossbar.
This is how Liverpool fans chanted at Anfield
The second half began
Halftime
City's first approach until the 38th minute with a shot from Rico Lewis
In the 33rd minute Trent Alexander Arnold fired a powerful shot that went just wide of the City goal.
Gakpo's goal
German goalkeeper Stefano Ortega is becoming the star of the show at the start of the match as he has saved all of Liverpool's shots.
Match starts
Guardiola surprised by sending goalkeeper Ederson to the bench to start German Ortega.
Captain Virgil van Dijk's harsh pre-match comments on his Liverpool future
Lineups
Welcome followers of El Futbolero US to the minute by minute of the match between Liverpool and Manchester City at Anfield, the most important match of the 13th round of the Premier League.