Sebastiem Buemi was eight seconds behind in third and lost more ground in the championship to Grosjean – but nonetheless took his ninth points-scoring finish in ten races.
French pair Yann Clairay and Franck Mailleaux were fourth and fifth, ahead of Nico H?âãÆ?é??lkenberg and Yelmer Buurman.
Eight placed James Jakes will start the second race from pole position.
Photo: F3 Euroseries