Rubuta ci gaba don wannan sakin layi - Otto ya lashe lambobin yabo goma sha biyu a gasar zakarun duniya ta FIL tare da zinare shida (mata masu zaman kansu: 2000, 2001
, 2003, 2005; Mixed tawagar: 2003, 2005), uku azurfa (Mixed tawagar: 1997, 2000, 2001), da kuma uku tagulla (Mata guda: 1999, 2004; Mixed tawagar: 1999).