<prompt> Kalima dǝwo dǝga samne: Karǝngǝ junior ye dǝn, Ehrhoff dǝ Germanys under-18 team ye dǝro letǝgǝram 1999 IIHF World U18 Championships ye dǝn, Füssen-a Kaufbeuren-a lan, Germany lan. Shiye saa 2000 lan waltǝ kǝla kǝla IIHF World U18 Championships dǝa Switzerland lan, na do Germany dǝ na kǝn yakkǝmibe lan dawono. Ehrhoff dә ngawo adәyen suro daraja kәriwu- 20ye dәn fuwuzәna suro Division I 2001 World Junior Championships dәn. Biske Füssen-a Landsberg-a lan bikke makkarye dәga bakcin lan, Germany dәye bikke makkarye kura dәro fuwuzәnyi saa fuwunna dәn, na kәn indime lan bisken dә France lan. Ehrhoffbe biskenzǝ kǝn indimi dǝga sǝdǝna nasha Division Ibe dǝro.  <response>: 2002 World Junior Championships lan Austria lan, shima fuwuwuye am ngәlabe dәga suro bikkewa uwu lan gozәna-a kuru alama 10 ye-a. Shiye banazǝ Germany ye fuwuzǝna kǝla bǝla kura dǝro saa fuwu dǝro, Austria ye 71 lan kǝnasar kǝla medal dinaye dǝn. Saa indiso suro bikke dәn, Ehrhoff dәye kazәyiya Top Defenceman dәa suwudәna. 