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Bridge Winners Profile for John Liukkonen

John Liukkonen
John Liukkonen
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Member Since
May 18, 2014
Last Seen
14 hours ago
Member Type
bridge player

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Restricted Choice and it's application outside the bridge table.
The strategy ALWAYS SWITCH gets you the car whenever you chose a goat and fails whenever you originally chose the car. The strategy STICK WITH ORIGINAL CHOICE keeps the car if you chose it originally and fails when you chose a goat. Since you chose a goat 2/3 of ...
John Liukkonen's bidding problem: JT AJT AT98 J852
3H is GF but may be only 4
John Liukkonen's bidding problem: JT AJT AT98 J852
(a) yes (b) no (c) unclear but opener does have 5 hearts in this particular hand. Problem is poorly stated but is an effort to elicit the kind of additional structure you suggest. Thank you for that.
John Liukkonen's bidding problem: Axxx Ax Kxxx xxx
This hand does seem to be a poster child for Rubensohl. Presumably South would start with 3D xfr to hearts thus Stayman. How does the partnership continue if North does not have 4 spades and doesn't like NT here. Is (are) there good reference(s)? (Please excuse my ignorance.)
According to Borel!
I have to agree, and have changed my vote to 45-55. I indeed did not take into account random choices the opponents made from small cards. But doing so and carefully using Bayes' Rule does give the 45-55 answer. It's hard to accept that the situation is different from ...
According to Borel!
This is a great question. I think the majority have oversimplified the situation. There are two reasonable approaches. One (vacant places) is to assume that you are now playing with a 48 card deck and the opponents have two of the suit in question. Either via combinations or vacant places ...
John Liukkonen's bidding problem: T972 Q875 KQ952 ---
Partner's hand was K864 JT2 A KJ632. Declarer held QJ AK94 843 AQT7 and dummy A53 63 JT76 9854.
John Liukkonen's bidding problem: T972 Q875 KQ952 ---
It means I doubled and pard left it in for -540.
awkward diamond auction
Can you direct me to that thread?
awkward diamond auction
Partner responds 5D. Now what? (see pard's hand two comments above)
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