Aga Soemarno defeated Christoph Grunewald 1-6 6-2 7-6 in the Indonesia Masters 4 round of 32 on hard.
Soemarno A. came through in three sets.
Aga Soemarno beat Christoph Grunewald 1-6 6-2 7-6. Umpiry, "Aga Soemarno vs Christoph Grunewald — Indonesia Masters 4 Round of 32", https://umpiry.com/match/1992-09-07/grunewald-vs-soemarno-indonesia-masters-4-r32?utm_source=cite (as of 7 September 1992).