High Quality Content by WIKIPEDIA articles! Stage 12 of the 2009 Giro d`Italia took place on 21 May; the race concluded with Stage 21 on 31 May. The second half of the Giro began with a long and challenging individual time trial in Cinque Terre. It was in this time trial that Denis Menchov took the overall lead in the race. This was followed by a flat stage, after which most of the sprinters in the Giro withdrew from the race, as they did not figure to be in contention in the hilly and mountainous stages to follow.