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Raising 2H opener to 4H

#1 User is offline   Bbradley62 

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Posted 2012-June-07, 22:51

I don't understand the explanation of the 4 bid. Does it basically mean "this might be to sac and it might be to make"?
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#2 User is offline   nathan2008 

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Posted 2012-June-08, 01:16

It is called total trick theory i think....
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#3 User is offline   Bbradley62 

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Posted 2012-June-08, 05:28

I don't understand why it says "10 trump" and "2+H"; I certainly don't expect North to have 8 of them.
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#4 User is offline   nathan2008 

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Posted 2012-June-08, 07:04

Anyway it is best hand style. So if you have 4 H with 12 HCP, according to total trick theory, if opps 4s make, 4h only -1 or -2. (it depends on how many S opps have) If you have 2 H, but 18+ HCP, 4h will still makes because of the power of the hand. But I don't know when GIB will take out your X and when he will pass.... In most cases, he will take out my X if opps can't make, and he will pass my X if opps can make... lol. So i don't like X opps' contract lol.
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#5 User is offline   Stephen Tu 

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Posted 2012-June-08, 08:22

I guess BBradley's quibble is with the "->" in the explanation. And he thinks it should be an "or" instead. So it's either LAW based with 10 trumps, or 2+ trumps with game support values.

I think this is kind of low priority since I think most people know what 2M - 4M is and GIB bids OK on this auction. I don't care so much about small description flaws or when GIB bids something reasonable that's within one card of the description. I care when GIB bids 4 card suits when it should be on 6 cd suit, 3 cd suits when should be 5 cd, pulls 3nt when it shouldn't. Or when ranges are assumed to be 25+ total points when they could be mainly shape based and assuming a useful card or two from partner in competitive auctions.
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#6 User is offline   Bbradley62 

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Posted 2012-June-08, 09:13

Mostly, I care about the descriptions insofar as they indicate what partner thinks I have, and therefore how his simulation processes might work.
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#7 User is offline   pigpenz 

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Posted 2012-June-08, 19:58

i think descripton is pretty good
shows four card support so 4+6=10 cards unless you opened 5 card suit
and could be bad hand also with 4 card support so maybe it should say 10 cards 0+hcp
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