Jan's dogs seem to explain a lot.
The stage winner was a real prick. He made 2nd place finisher Francisco Perez Sanchez do all the work. Sanchez formed the breakaway. He broke away from the break with 5 km to go in the stage. Jiminez, the eventual winner, just held on to Sanchez's wheel every chance he got. It'd be the same tactic I would have used, being the slow fuck that I am, but he's a prick for looking so worried about it: