A 21 - rider break rode on through to the intermediate sprint at Epierre and to the base of the Col de la Croix de Fer .
A 21 - rider break included Europcar 's Pierre Rolland .
A 21 - rider break , which included Europcar 's Pierre Rolland , rode on through to the intermediate sprint at Epierre and to the base of the Col de la Croix de Fer .