Polscy studenci na podium Shell Eco-Marathon Europe 2015 - zdjęcie 57 // The Schluckspecht 5D, #503, diesel UrbanConcept, competing for team Schluckspecht 5 from University of Applied Sciences Offenburg, Offenburg Germany during the flag off ceremony on competition day one of the Shell Eco-marathon Europe 2015 in Rotterdam, Netherlands, Friday, May 22, 2015. (Patrick Post/AP Images for Shell)