What key details about edilson rodrigues vieira can be extracted from the following bio? Bio: edilson rodrigues vieira -lrb- born 31 july 1941 -rrb- is a brazilian former footballer .
A:
- clubs is sao paulo fc- position is defender- years is 1969-1970- birth date is 31 july 1941- fullname is edilson rodrigues vieira- name is edilson