Verdasco, Mahut advance in Den Bosch

Den Bosch, The Netherlands ( - Second seed Fernando Verdasco and reigning champion Nicolas Mahut were among Tuesday's first-round winners at the Topshelf Open, a final grass-court Wimbledon tune-up.

The left-handed Spaniard Verdasco overcame Frenchman Paul-Henri Mathieu 2-6, 6-4, 6-4, while the seventh-seeded Mahut, of France, snuck past Belgian wild card Kimmer Coppejans 6-3, 3-6, 6-3 on Day 3 at Autotron Rosmalen.

Mahut upset reigning Australian Open champ Stan Wawrinka in last year's Den Bosch finale.

In other action involving seeds, No. 3 Roberto Bautista Agut whipped fellow Spaniard Daniel Gimeno-Traver 6-1, 6-3 and No. 8 Austrian Jurgen Melzer handled last week's Halle runner-up Alejandro Falla, of Colombia, 6-4, 6-3.

Additional wins came for Portuguese qualifier Joao Sousa, Croatian qualifier Mate Pavic and German Jan-Lennard Struff.

In some second-round action on Wednesday, Verdasco will meet Dutch wild card Jesse Huta Galung and Mahut will take on American Steve Johnson.