What type of details about bolesaw proch can be gathered from the following bio? Bio: bolesaw proch -lrb- 4 february 1952 -- 22 december 2012 -rrb- was a polish international motorcycle speedway rider who was polish junior champion in 1974 .
- career - indivhonour - years - indivyear - death date - retired - birth date - name - image - birth place