Netherlands
1cl opening 12+. 1d, 1h,1s opening 5 card. 1 nt 16/18 pc, 2 nt 20/22 pc and nt distribution. Stayman? 2 level opening min 5 card and 18+ pc 3 level opening 6 to 10 pc and 7 card. 4 cl asking aces.
rejestracja: 2018-12-02
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Netherlands