Answer the following question: Facts: - weight lb: 203 - position: defence - height in: 10 - league: czech extraliga - shoots: left - team: hc karlovy vary - height ft: 5 - birth date: 12 march 1981 - career start: 2001 - name: jakub trefny - image size: 225px Based on these bullet points, write a short biography describing the life of jakub trefny .
Answer:
jakub trefny -lrb- born march 12 , 1981 -rrb- is a czech professional ice hockey defenceman .he played with hc karlovy vary in the czech extraliga during the 2010 -- 11 czech extraliga season .