Claim: Olaf Zinke set two personal records at Heerenveen in March 1990, and three personal records at Medeo in March 1988.
Evidence: Heerenveen 10 March 1990 Heerenveen 11 March 1990 Medeo 25 March 1988 Medeo 26 March 1988 Medeo 26 March 1988