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世界比赛:乏术的3nt定约


lycier

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[hv=sn=Stephens&s=S74HQ742D8764CQT8&wn=Nestorides&w=S952HT96DT9CAKJ95&nn=Donde&n=SAKJHAK8DAKJ2C632&en=Bloom&e=SQT863HJ53DQ53C74&d=e&v=n&b=18&a=PPP2CP2HP2NP3CDPPRP3NPPP&p=C7CTCJC2CAC3C4C8CKC6S3CQC9D2S6D4C5SJD3D6DTDAD5D7SAS8S4S2SKSTS7S5HAH3H2H6&c=8]499|350[/hv]

 

这是今天来自BBO转播的现场比赛一副牌:2强开叫后,2=负应叫,那么当3puppet stayman被加倍后,应该如何正确处理呢?

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  • 2 weeks later...

北家pass后,南家不该叫XX,因为pass的理由等于无止张,这样南家的半止由于位置缘故,也要视为无止张,这样他接下来再叫3,注意是主动叫出手中的四张高花,让持强牌的opp一方做首攻!

开叫人于是会考虑打莫邪森配合,定局4.这才是斯台曼被加倍后的正路子。

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北家这么多AK为什么不PASS 3CXX ;)

 

 

没看到首攻C就输5墩将牌?就算不是首攻C,你可以将吃一墩S,还是要多丢一墩。

 

更为重要的一点是:南家XX并不保证C!类比堪萨斯1nt,是要求开叫人再叫高花,当然,在开叫人对3cx叫pass表示没有C止张时开叫人可以逆用傀儡stm来回答xx。3s=4张h,3h=4张s,4d=4-4高花,3d=3-3高花。如果确有K10xx+的C也是可以pass的。

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