1989 South African Open – Singles

Jakob Hlasek was the defending champion but did not compete that year. Christo van Rensburg won in the final 6–4, 7–6, 6–3 against Paul Chamberlin.

Source: Wikipedia DBpedia

What is 1989 South African Open – Singles subject of?

1989 South African Open – Singles is subject of 1989 South African Open (tennis) and 1989 Grand Prix (tennis).