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Round 3 Board 2

#1 User is offline   inquiry 

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Posted 2010-September-29, 15:03

Scoring: MP

Bidding script. East deals and opens 4

Hand submitted by Hanoi5, his comments were;

"Interesting to see how pairs react to the vulnerable
opponent’s preemptive opening(4H by dealer). Best contract is really hard to get to, but a little thinking might get pairs to it (?). 6C, 10; 5D, 7; 5C, 6; 4S, 5; 4Hx, 4; 6D, 2"


I did not award 6 the top scoring spot, but it is open for discussion.
--Ben--

#2 User is offline   rogerclee 

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Posted 2010-September-29, 15:19

We bid to 6C by south which I think is a really great spot single dummy. It's not as good a spot double dummy, since west is going to be making effective non-heart leads, but I think it is a really good single dummy spot.
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#3 User is offline   TimG 

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Posted 2010-September-29, 15:44

rogerclee, on Sep 29 2010, 04:19 PM, said:

We bid to 6C by south which I think is a really great spot single dummy. It's not as good a spot double dummy, since west is going to be making effective non-heart leads, but I think it is a really good single dummy spot.

How did you get to 6?
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#4 User is offline   rogerclee 

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Posted 2010-September-29, 16:22

TimG, on Sep 29 2010, 02:44 PM, said:

rogerclee, on Sep 29 2010, 04:19 PM, said:

We bid to 6C by south which I think is a really great spot single dummy. It's not as good a spot double dummy, since west is going to be making effective non-heart leads, but I think it is a really good single dummy spot.

How did you get to 6?

4H P P X
4N P 5D P
6C AP

I just wanted to play slam in partner's shorter minor.
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#5 User is offline   cherdanno 

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Posted 2010-September-29, 17:12

And I had an easy pass playing partner for 2245 B)
"Are you saying that LTC merits a more respectful dismissal?"
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#6 User is offline   jdonn 

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Posted 2010-September-29, 17:32

Hard to evaluate 6. What are the odds of clubs 5-1 or diamonds 4-0 after a 4 opening here? And of course it could still go down even if neither of those things happen. I definitely wouldn't call it great, it seems quite borderline to even be in to me. But I'm still quite impressed you got there.

It was funny, I was south and I can't bid 4NT since gib doesn't take it as asking for a suit to play in. I tanked a really long time, I wanted to just bid 6 so bad since he is not an aggressive doubler here, but finally I passed ;) Maybe I should have, who knows if he had the same hand but 4054 he might even bid 7. I think in hindsight I should have gone for it.
Please let me know about any questions or interest or bug reports about GIB.
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#7 User is offline   tgoodwinsr 

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Posted 2010-September-29, 17:41

I wonder if bidding 6C should be called a "P*ltch bid." (Only kidding.)
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#8 User is offline   hanp 

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Posted 2010-September-30, 01:43

I expect our auction was identical to what most bid:

4H - p - p - Dbl
p - 4NT - p - 5D
all pass

I was very excited about Roger's bid. I'd say the slam is better than 50%. Whether that makes it the MP top spot depends on the field, if many pairs are in 4HX or 6D then 5D will do better, if the whole field is in 5D then 6C should be better imo.
and the result can be plotted on a graph.
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#9 User is offline   inquiry 

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Posted 2010-September-30, 21:45

I couldn't give 6 the top spot, It seems that after a 4 preempt, the split will not be all that friendly. Simulations have 6 making well less than 50% of the time. But, 6 is a better slam than 6 or 6.

So the question is what is the best game contract? Well 5 almost certainly will make, but surprizingly also will 4, which scores higher. So my top spot is 4.

5DN hanp/jlall
5DN sohcahtoa/east4evil
5DN gnasher/catch22
4HXE ant590/cryzeejim
4HXE peachy/Ig62
4HXE jdonn/gib
4HEx TimG/TgoodwinSr
6CS wackojack/flycycle
6CS cherdano/rogerclee
5SN MBodell/Javabean
6DN bid_em_up/TylerE
6DN Hrothgar/Free
6DN olegru/driver733
6DN awn/elianna
6DN Karlson/threenobob
6SN bluecalm/redds


4S = 11
5D = 10
4HX = 6
6C = 5
5S = 2
6D = 1
6S = 0
--Ben--

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