<prompt> Pedzisa mutsara unotevera: Muna 2012, CastelliShnapir vakaparadzana kwemwedzi asi vakasarudza kuzvisimbisazve pakubatana kwavo. Vakakunda ndarama pa2012 Ice Challenge uye vakazohwina bronze, yavo yekutanga Grand Prix menduru, pa2012 NHK Trophy. Vakakunda zita ravo rokutanga renyika pa  <response>: 2013 U.S. Championships. Vakagoverwa ku2013 Four Continents uye vakakunda menduru yebronze. 