Given the question: What type of details about ronald de boer can be gathered from the following bio? Bio: ronaldus '' ronald '' de boer -lrb- ; born 15 may 1970 -rrb- is a former dutch football midfielder who has played for the dutch national team as well as a host of professional clubs in europe . he is the twin brother of frank de boer . he had the vast majority of his career success with ajax . he currently works as ajax a1 assistant manager .
The answer is:
- caps - nationalyears - youthclubs - birth date - clubs - nationalcaps - caption - height - nationalgoals - name - nationalteam - birth place - position - fullname - totalgoals - imagesize - years - totalcaps - youthyears - image - goals