sentences:  In the 2013 Tour de France, ten Dam had an excellent first two weeks of the Tour, sitting 5th overall after the end of the second week with his teammate, Bauke Mollema 2nd overall.However, in the last week, ten Dam struggled to stay with the general classification contenders making him slip out of the top ten, finishing 13th overall.At the 2014 Tour de France, ten Dam was selected to lead with Mollema.