Articlesβ€ΊDuplicate Tournamentsβ€Ί10/06/2023 Friday Game Post-mortem Session

10/06/2023 Friday Game Post-mortem Session

60 minutes

Wed, Oct 04, 2023Mine UsluelDuplicate TournamentsNews

Thanks for playing in the Wolpert Bridge Duplicate game. We hope you enjoyed the game. 

For further info about the topics mentioned in the post-mortem video, take a look at the following lessons:

Board 6:  Michaels Cuebid and Unusual 2NT 

Board 7:  Multi Landy  

If you have any questions about the hands you have played in these games, use the Q&A section below to ask your questions.

When asking a question, please reference the deal number. You can also go to BBO, and chose the deal you have played, and from the menu choose 'Export', 'Handviewer link', and copy the link and paste it in the comments together with your question.

Comments

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Jeff YauNov 2, 2023edited

Hi, I would like to learn more about 1NT-(3C)-3H(transfer to spade) you mentioned in board 3. Which lesson should I get? Is it in "Dealing with Interference after 1NT"?

Gavin WolpertTeacherNov 3, 2023

Hi Jeff, I discuss that stuff in "Dealing with Interference after 1NT" https://wolpertbridge.com/lessons/dealing-with-interference-after-1nt

Paul BayOct 10, 2023

Board 2: I kinda understand opener's 3NT rebid, but still have some questions. When/why should I use this instead of a jump shift? When the hand is semi-balanced, 6322? How does responder decide whether to correct to 4β™ ? Based on shape? In this case, with 2 spades, I would have reasoned that an 8-card trump suit was safer and gone to 4β™ . Is that wrong? I want to avoid bad 3NT contracts; maybe we have an unstopped suit. Also, what if responder is at the top of their 1NT range, say 11-12? Slam is not out of the question. Bidding 4β™  is going to end the auction, but what would 4 of some other suit mean? A control bid? Responder hasn't agreed to spades, so could it possibly be misinterpreted as a proposal to play in some other suit? And if responder bids 4NT after this 3NT, is it RKC for spades, or quantitative invite to 6NT? Could opener have more than 19? Or in that case would they have added 2 points for the spade length and opened 2♣? Looking forward to a class on jump shifts / fake jump shifts that lays this all out. :-)

Gavin WolpertTeacherOct 11, 2023

3NT shows 6-3-2-2 with solid trumps and aroud 18-19 HCP. So when you are looking at stoppers in the other 3 suits, 3NT will usually be just as good. Slam is usually out of the question unless responder also has a source of tricks. So if they pulled 3NT to 4 of a suit I would think they are showing a good 5+ card suit looking for slam. We will only ever play this hand in game in 3NT or 4M. In practice this isnt going to come up so I wouldnt spend a ton of time worrying about it.

Liliana CrossleyOct 7, 2023

On Board 6 if the bidding goes 1β™  P 2♣, Is 2β™  by North still Michaels ? Seems they are in a game force, partner must be broke!

Gavin WolpertTeacherOct 8, 2023

It is still michaels, but yes you should be very distributional to risk coming in after the opponents have already said they have game values. It is incredibly easy for them to double you. I would be at least 6-5 to make that michaels bid.