<prompt> Pedzisa mutsara unotevera: Tim Grohmann akaberekwa musi wa27 December 1988 mutambi weGermany. Akanga ari mutezo wechikwata cheGermany chakahwina menduru yegoridhe mu  <response>: vakomana quadruple sculls pa2012 Summer Olympics muLondon, naKarl Schulze, Philipp Wende naLauritz Schoof. 