What should I Bid? - Best enquiry for October 2012

The best submission for October was from Nathan Van Jole.

Hand: Dealer West, Nil Vulnerable, Matchpoints.

spades AJ863
hearts A5
diamonds 92
clubs Q764
spades K10
hearts 9864
diamonds 5
clubs AK10853
Bidding: West  North East South
  Pass 1spades 2diamonds 3clubs
3diamonds Pass Pass Dbl
Pass 4clubs 4diamonds All pass

Comments:    

Who is to blame for getting +50 on this hand instead of +400?

Andy's Reply:

Hey,

I think both are to blame, but North gets much more blame than South, probably 80-20. It seems very pessimistic for North to pass 3diamonds when holding four card support for partner. Maybe North was trying to be accurate and wanted to see if the partnership belongs in 3NT but I think more often than not this is wishful thinking. It is entirely possible that East might make another bid and as a result, North will not be able to get that chance to show the power of their support for clubs. Having diamondsxx and clubsQxxx, it's probably unlikely that South will have a diamond card for 3NT to be the right spot (maybe that's meaningless, but sometimes when 3NT makes then 5clubs would most likely make as well for the same +400 due to a single diamond stopper, or sometimes it's worse when there is only one diamond stopper and the clubs don't immediately run!). If you have an agreement, then ideally you'd still want to be able to play in 4NT after a raise to 4clubs. Also, it's also possible to play in 4spades in a 5-2 fit when it's right.

Even though the auction is game-forcing (well, I think 3clubs should set up a game-force (GF) - maybe you might like to have an agreement that it is game-force unless it is followed up by a 4clubs rebid) I still prefer to bid clubs immediately as North because I feel I would be quite behind in the tempo of the auction if I pass.

On the actual auction when North passed and South comes back in with a double, then North's 4clubs bid is fine (assuming the auction is still GF). If it isn't, then South is showing extra values so North really ought to show some excitement with either 4diamonds (choice of games, between 4spades/5clubs) or just a plain simple 5clubs. Either South will have a more balanced hand and extra high cards with only five clubs, or South may have a "weaker" hand (such as this with only 10 highs) with six clubs.

North now had a third bite at the cherry when East competed with 4diamonds. If North isn't going to bid, then North should at least double. Give partner AK-sixth club and that's likely good for 3 defenive tricks, and there's potential for a 4th or 5th trick if partner has either major suit king or spadesQ or heartsQJ etc - after all, partner did bid 3clubs then come back in with a double (on the assumption that the auction is not GF).

As for South, I'm trying to think what I'd do over the 2diamonds overcall. I'd really hate to lose out on my heart fit but yes I think I do prefer 3clubs over a negative double. Overbid a little in order to gain accuracy to find the right game. (From this point onwards I'm going to assume that any bids made by N/S did not set up a game forcing auction) Over 3diamonds-pass-pass, I know (or definitely prefer) that partner won't have 6+spades or 4+hearts else they would bid 3M (I do not want to get screwed over from finding my major fits if, say, East bids 4diamonds so rather than trying to differentiate strength by "bidding now vs. passing-then-bidding", I want to show my suits). Partner also won't have 4 card club support else they would bid 4clubs (unless it was a truly bad hand), so the most likely shapes that are left is a weak NT really - 5(332) or possibly 5242 or 5341. Double of 3diamonds is not perfect as partner might pass with a weak NT, but it's not like any other bids are immensely better so I don't mind the double.

Now, when partner bids 4clubs over the double their shape is probably something along the lines of 5(32)3 or a bad 5224. Had partner bid 3M instead, I'm not really sure what that would mean...maybe 3spades just shows five good spades such as AKJTx and 3hearts is a probe with half a stopper in diamonds (?). Sounds a bit wild, but my preference is that partner cannot have 4hearts from this bidding.

After East bids 4diamonds this gives me a little more information. It increases (well, not by much...) the chance that North won't have a wasted diamond card so if I try to give partner some opening hand points it seems like 4spades has a real good shot of making. With a known 9 card club fit, all I need is probably spadesAQ and clubsQ so 4spades is what I would bid. Like I mentioned for North, to pass 4diamonds with South's hand is also quite pessimistic because of the spadesKT and the known club fit, so 4spades rates to have good chances. (And of course, based on the viewpoint of South's hand, my partner will never hold the hand that is actually held by North because of the different actions that would have been chosen).

Hope that made some sense,
Andy

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