Ronald Koeman is more than satisfied after his debut as FC Barcelona coach.

The Dutch coach saw his team win 4-0 against Villarreal in Camp Nou, although he realizes that this was due to a flashy first half.

With the game of Barcelona in the second half, Koeman was less happy.

"I am very happy with the game in the first half, we dominated. We played great as a team, with a lot of pace and captured balls, and our attacks went well. It was optimal," said Koeman, who saw Barcelona all goals before half time. to make.

Koeman put Frenkie de Jong in the base at Camp Nou.

He also let the returned Philippe Coutinho start, but 17-year-old Ansu Fati was the big man in the first half.

The young Spain international scored in the fifteenth (1-0) and nineteenth minute (2-0).

"He delivered a fantastic performance," continued Koeman.

"It is certain that Ansu Fati has a great future, but he also has to improve some things. He sometimes lacks concentration. His two goals were fantastic, I want to see that more often."

Photos of Koeman's debut

© Pro Shots

© Pro Shots

© Pro Shots

© Pro Shots

© Pro Shots

© ANP

'It's because of fatigue'

The other hits were a utilized penalty from Lionel Messi and an own goal from Villarreal defender Pau Torres.

After the break, Barcelona could have increased the score further, but the game was less and Villarreal goalkeeper Sergio Asenjo also had some good saves.

"In the second half we lost a lot of balls and the pace went down", said Koeman.

"Of course it has to do with fatigue. That's normal, this is only the first official game of the season."

"We still have to take physical steps and the execution could be even better, but the players showed today that they can handle this system very well."

Barcelona's next league game is Thursday.

Koeman's team will then visit Celta de Vigo at 9.30 p.m.