Facts:   - teama: great britain    - yearastart: 1965    - source: -lsb- http://www.rugbyleagueproject.org/players/all.html rugbyleagueproject.org -rsb- -lsb- http://www.englandrl.co.uk englandrl.co.uk -rsb-    - position: lf-lk    - triesa: 0    - appearancesa: 1    - yearend: ≥ 68    - updated: 18 april 2012    - yearstart: ≤ 1965    - retired: yes    - nickname: johnny      - fullname: john rae    - goalsa: 0    - name: john rae    - club: bradford northern    - fieldgoalsa: 0    - pointsa: 0   Based on these bullet points, write a short biography describing the life of johnny rae -lrb- rugby league -rrb- .
The answer to this question is:
john `` johnny '' rae is a professional rugby league footballer of the 1960s , playing at representative level for great britain , and at club level for bradford northern , as a , i.e. number 13 , during the era of contested scrums .