Oppgave 23:
Oppgave 23:
H. Marentek (2405) - H. Ardiansyah (2415)
Karpov GM Singapore SIN (1), 1997.12.14 Marentek - Ardiansyah, Singapore 1997
Karpov GM Singapore SIN (1), 1997.12.14 Marentek - Ardiansyah, Singapore 1997