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should raise after 1s-2h as default with 3 cd support

#1 User is offline   Stephen Tu 

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Posted 2012-May-01, 19:30



Is there a reason North doesn't make the normal 3h raise?

(I know 4s is a misbid, this was a robot reward race and I was rushing to save time).
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#2 User is offline   pigpenz 

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Posted 2012-May-01, 19:45

another one of those weird things that GIB does
spades only promises five forcing to 3NT no reason not to give chance to get to right strain
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#3 User is offline   Stephen Tu 

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Posted 2012-May-01, 19:58

I know spades promises only 5, but it should also deny 3 cd hearts.
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#4 User is offline   barmar 

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Posted 2012-May-04, 13:59

Because of fast arrival, 3 shows either extra values (15+ total points) or at least 4-card support. 4 shows a minimum opening, but also denies controls or shortness in the minors. This hand falls in between: it's not good enough for 3, but the control precludes 4. So it makes the temporizing 2 bid.

If you continue bidding out your shape by bidding 3, GIB will then jump to 4.

#5 User is offline   Stephen Tu 

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Posted 2012-May-04, 15:09

Weird. GIB has melded its own weird combination of picture bids, and playing 3h as "fast arrival inference" even though 4h isn't fast arrival. That's a bit bizarro. I suppose it might be playable. Non-std though.
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