Page 0044

Stage 2 Conventions by Neil Rosen

Fit-showing Jumps

WHEN I started out on the tournament based on opening values, remember), then 3. They allow opener to defend higher

scene (nearly thirty years ago!) I remem- the odds of having a nice 16+ HCPs hand level contracts if he has no fit with

ber playing an early tournament with a are remote indeed. Therefore the need for the second suit, i.e. the lack of a

university friend of mine who had cut his a strong jump shift after an opposing take- ‘double-fit’ often leads to defending

teeth almost exclusively at the rubber out double is almost negligible. in high-level decision making.

bridge table. On an early board he passed, The possible uses for a jump in a new

then over my 1t opener he jumped to 2´ suit after a take-out double can be: Extending the method:

to show ‘a maximum pass’. I remember Fit-jumps in Competition

thinking at the time what a total waste of a) Strong – 16+ HCP with a very good

time – not to mention bidding space – this suit (very rare, as stated above). Hopefully my readers (both of you!) will

was. b) Weak – classically a six-card suit, be understanding both the need and the

I quickly realised that a much better use similar to a weak two opening; 5-9 reasons for describing the hand more fully

of the bid was to play it as a fit-showing HCPs approx. once a fit for your side has been found.

jump (‘fit-jump’ for short!). c) A fit-showing jump (my recommen- You gain a huge amount while losing very,

The requirements for such a bid, i.e. dation!) – four-card support, decent very little by adopting these methods in

jumping in a new suit as a passed hand, are five cards at least in suit shown with my view.

to hold at least five-cards in the suit 9+ HCPs approx. It is very important I believe the principle of fit-jumps can be

jumped into plus four-card support for to note that these bids have no upper extended to encompass all ‘in competition’

partner’s opened suit (9-11 HCPs approx.) limit, i.e. they show a raise to at least scenarios.

Thus holding: the level committed to by the jump. Here are the most common:

After you have pas- I urge you to add these fit-showing jumps a) We open and the opponents overcall:

´ 92 sed initially, if partner to your armoury. They are even more im-

™ AJ85 opens 1™ you can portant than using them as a passed hand. Partner Oppo 1 You Oppo 2

t K Q 10 7 2 jump to 3t, a fit- 1t 1´ ?

® 54 jump, beautifully des- Reasons for Fit-jumps

cribing this hand. after a Take-out Double 3®/3™ from you are both fit-

showing bids.

Reasons for Using the Bid 1. In any competitive auction they help

partner to judge whether to bid or b) We open and the opponents double:

1. A jump shift needs 16+ HCPs – defend. Knowledge of a ‘double-fit’

clearly impossible as a passed hand. will lead partner to bid higher later, Partner Oppo 1 You Oppo 2

2. The fit-showing jump describes a whereas otherwise he may defend. 1t Dble ?

decent suit in the suit jumped into. With our example hand from

This allows for greater definition for earlier, after this start to the auction: 2™/2´/3® are all fit-showing bids.

game- or slam-making decisions.

3. It follows from point 2 above that a Partner Oppo 1 You Oppo 2 c) The opponents open and we overcall:

reasonable suit is required to enable 1™ Dble 3t

partner to be able to appreciate key Oppo 1 Partner Oppo 2 You

fitting honour cards. E.g. K-Q-10-x-x, If the opponents now get together in 1® 1™ Pass 3t

A-J-10-x-x, K-J-10-x-x are good hold- spades, it is much easier to make an

ings, whereas Q-x-x-x-x or A-x-x-x-x informed decision whether to bid on The 3t bid is fit-showing (promising

are not. or not if opener knows more about four hearts and at least five dia-

responder’s hand. monds).

Fit-jumps after Similarly in the following auction

an Opposing Take-out Double 2. They aid partner if you end up def- with both opponents bidding:

ending. In particular, they may guide

Clearly if partner opens the bidding and him in his choice of opening lead as Oppo 1 Partner Oppo 2 You

RHO makes a take-out double (usually well as finding a key switch if required. 1® 1™ 1´ 3t

44 English Bridge June 2013


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