29 riders have gathered to form the front group after 50km: Vassil Kiryienka (Sky), Gorka Izagirre (Movistar), Vincenzo Nibali and Alexey Lutsenko (Astana), Jan Bakelants and Alexis Vuillermoz (AG2R-La Mondiale), Paul Martens (LottoNL-Jumbo), Fabian Cancellara and Jasper Stuyven (Trek-Segafredo), Oliver Naesen (IAMCycling), Matti Breschel, Alex Howes and Sebastian Langeveld (Cannondale-Drapac), Greg Van Avermaet (BMC), Stephen Cummings (Dimension Data), Simon Geschke (Giant-Alpecin), Paul Voss (Bora-Argon 18), Kristijan Durasek (Lampre-Merida), Angel Vicioso (Katusha), Jurgen Roelandts (Lotto-Soudal), Sylvain Chavanel and Antoine Duchesne (Direct Energie), Tony Martin (Etixx-Quick Step), Dani Navarro, Borut Bozic and Luis Angel Maté (Cofidis), Daryl Impey (Orica-BikeExchange) and Pierre-Luc Périchon (Fortuneo-Vital Concept).