What type of details about rolf schafstall can be gathered from the following bio? Bio: rudolf ' rolf ' schafstall -lrb- born 22 february 1937 in duisburg -rrb- is a retired german football coach and a player .
Answer:
- clubs - managerclubs - position - years - caption - youthclubs - youthyears - birth date - fullname - name - image - birth place - manageryears