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Orbaan, Constant
-
Van Donk, Henk
-
NED-ch19 Semifinal
(6), Utrecht, 1957
½-½
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Other games by White
Orbaan - Hollis (Cheltenham, 1.
Orbaan - Petrosian (Copenhagen.
Orbaan - Sandor (Eersel, 1966)
Plater - Orbaan (Amsterdam, 19.
Orbaan - Stumpers (Eersel, 196.
Kostro - Orbaan (Polanica Zdro.
Other games by Black
Van Donk - Jonkman (Amsterdam,.
Van Donk - Van den Bersselaar .
Branicki - Van Donk (The Hague.
Van Donk - Tan (The Hague, 196.
Van Donk - Wilschut (Netherlan.
Drenth - Van Donk (Netherlands.