Glenny Schaap defeated Amit Naor 6-4 6-3 in the Spain 1 Masters 1 round of 32 on hard.
Schaap G. took it in straight sets.
Glenny Schaap beat Amit Naor 6-4 6-3. Umpiry, "Glenny Schaap vs Amit Naor — Spain 1 Masters 1 Round of 32", https://umpiry.com/match/1991-01-05/naor-vs-schaap-spain-1-masters-1-r32?utm_source=cite (as of 5 January 1991).