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首攻指示性加倍

#1 User is offline   sungh 

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Posted 2014-August-12, 01:52


假如2H后,西家的机器人加倍,我的首功肯定是打宕定约的H。于是,选择了其他的花色。机器人不打首攻指示性加倍的话,我在红花色中如何选择出H的首功来。
正确的判断来自经验,而经验常常来自错误的判断。

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#2 User is offline   lycier 

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Posted 2014-August-12, 03:21

哦?您敢说首攻J打宕4定约?
Ok,就让我们演练一下吧。
你首攻J,明手垫6!
此刻您拿不拿?
1-A拿掉这一顿,再交你两墩,我真的看不到您的第四枚赢墩长在哪里?
2-不拿忍让一墩,那就没你的赢墩的份啦,交两墩,交一墩,您的第四枚赢墩长在哪里?

别忘了,你和搭档的全部边花都是至少分布三张,--额外将吃无缘没份儿!只有3枚赢墩。
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#3 User is offline   sungh 

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Posted 2014-August-12, 05:13

View Postlycier, on 2014-August-12, 03:21, said:

哦?您敢说首攻J打宕4定约?
Ok,就让我们演练一下吧。
你首攻J,明手垫6!
此刻您拿不拿?
1-A拿掉这一顿,再交你两墩,我真的看不到您的第四枚赢墩长在哪里?
2-不拿忍让一墩,那就没你的赢墩的份啦,交两墩,交一墩,您的第四枚赢墩长在哪里?

别忘了,你和搭档的全部边花都是至少分布三张,--额外将吃无缘没份儿!只有3枚赢墩。


嗯,我看错了,4是铁的。
A拿后,打给A,兑现Q,X到手上的A,用K和KQ可以垫光明手的

只是庄家要注意次序,K一定要垫走一张,不然KQ大牌带不完明手的

谢谢老师指点。
正确的判断来自经验,而经验常常来自错误的判断。

寻找自己的错误才是学习桥牌的唯一进步方法
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#4 User is offline   dvd 

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Posted 2014-August-19, 23:20

4s那里铁了?攻h,hA后换c就简单宕了。当然,打出这样的防守需要想象力,通常是防不出来,但至少不是铁牌。
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#5 User is offline   bgm 

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Posted 2014-August-20, 06:31

The first lead does not matter here. In the actual play line actually quite accurate to let W get in at trick 4 and return at trick 5. All E need to deduce is that N hand has no more developed tricks to discard S hand loser (from the play that is discarded as losers and is well guarded). Therefore all E need to do is to draw all declarer's remaining trump and left dummy with 2 inevitable losers. Just as simple as that.
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