Who was the Man that Spoiled Kipsangs Finish at Berlin Mararthon?

Kenya's Wilson Kipsang worked hard the most of the race at the Berlin marathon to break the marathon world record by 15 seconds.

However, his moment of his life was spoiled by a spectator in a yellow t-shirt who jumped out of the crowd close to the finish and crossed the line just before the Kipsang.The unknown man was wearing bib number F7527 is under the German female name. 

By the writings on his yellow t-shirt it looked like the mysterious man had been trying to advertise some kind of women prostitution website website.