Ciprian Petre Porumb advanced when Leeh Bienkowski retired 6-4 1-0 in the Hungary Masters 1 semi-final.
Petre Porumb C. advanced when Bienkowski L. retired.
Ciprian Petre Porumb beat Leeh Bienkowski 6-4 1-0 after Leeh Bienkowski retired. Umpiry, "Ciprian Petre Porumb vs Leeh Bienkowski — Hungary Masters 1 Semi-final", https://umpiry.com/match/1991-06-03/bienkowski-vs-porumb-hungary-masters-1-sf?utm_source=cite (as of 3 June 1991).