Kammala wannan jumla: Lehmann ya kasance mai maye gurbin tawagar 'yan wasan Switzerland a gasar cin kofin duniya ta 8.
Gasar Gasar Gasar Junior ta Duniya ta 2012, kodayake ba ta taka leda a kowane wasa ba. Daga baya a waccan shekarar ta lashe lambar zinare a gasar zakarun duniya ta Mixed Doubles Curling ta 2012 tare da Martin Rios. Ma'auratan za su sake wakiltar Switzerland a Gasar Cin Kofin Curling ta Duniya ta 2013, amma sun gama na 6.