De Ketele and De Pauw won the first leg of the competition in London and extended their overall lead in the series after accumulating 121 points this evening at The Amsterdam Velodrome.

Their only victory of the day arrived in the team elimination race.

Wim Stroetinga and Yoeri Havik of The Netherlands finished in second while German duo Leif Lampater and Marcel Kalz completed the top three.

Despite only winning one race this evening De Ketele and De Pauw managed to cement their place at the top of the standings with a number of high placed finishes, including second in the madison chase race. 

They were pipped by the Danish duo of Jesper Mørkøv and Marc Hester.

De Ketele and De Pauw also narrowly missed out in the 200 metre madison time trial.

Switzerland's Tristan Marguet and Claudio Imhoff were victorious.

Stroetinga and Havik came second while De Ketele and De Pauw completed the top three.

Meanwhile, Lampater and Kalz got their first win of the meeting in the longest lap competition. 

Marguet and Imhoff finished in second place while Stroetinga and Havik completed the podium.

Zak Kovalcik and Gavin Hoover of the United States won the two lap madison time trial.

Germany's Christian Grasmann and Max Beyer finished in second while Austria's Andreas Graf and Andreas Müller finished in third.

Great Britain also enjoyed some success this evening as Matt Rotherham took the men's keirin title while Andy Tennant prevailed in one of the 40 lap derny races.

The Netherlands' Raymond Kreder won the other.

Further Dutch success followed in the sprint finals where Jeffrey Hoogland was successful.

German duo Joachim Eilers and Maximilian Levy came second and third respectively.

In the final event this evening, the top three were the same as the sprint finals however they formed a different podium as Eilers was successful in the flying 200m time trial competition.

The 26-year-old crossed in a time of 10.590sec.

Levy was second in 10.785sec while Hoogland dropped to third in a time of 10.946sec.

The series intends to give six day racing a "21st Century makeover", with a television-friendly format set to feature international teams of riders across multiple events during the six days.

The top 12 male and female riders throughout the series will qualify for a one night final event, which will take place in Palma, Mallorca.

Action is set to continue tomorrow and will conclude on Sunday (December 11).