Multi 2 Diamond:
From BobRobs lessons.
1. The Bid.
2. Defence against Multi 2 D.
3. Coping with Interference.
1. The Bid:
Can be (a) Weak 6 card major; 6 to 10 points
Or (b) 8 playing tricks in a minor
Or (c) 20 to 22 points balanced hand
Responder.
2H. 0 to14 points
2S. 8 to14 points and at least 4 Hearts
2NT. 15 plus points (any distribution)
3H. 14 points exactly with tolerance for both majors
Openers Re-bid.
If response was 2H, then:
Pass. Weak 6 card heart suit
2S. Weak 6 card spade suit
2NT. 20 to 22 points
3C. 8 playing tricks in clubs
3D. 8 playing tricks in diamonds
If response was 2S, then:
Pass. Weak 6 card spade suit
3H. Weak 6 card heart suit
2NT. 20 to 22 points
3C. 8 playing tricks in clubs
3D. 8 playing tricks in diamonds
If response was 2NT, then:
3C. Weak 6 card hearts 6 to 8 points
3D. Weak 6 card spades 6 to 8 points
3H. Strong 6 card hearts 9 to 10 points
3S. Strong 6 card spades 9 to 10 points
3NT. 8 playing tricks in a minor
If you had (c) the 20 to 22 point hand, Slam could be on.
Responders Re-bid - Transfer, Baron or Flint.
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2. Defence against Multi 2 Diamond - Don’t forget to Alert!
Having mastered the bidding of the Multi 2 D, you are now in a position to offer some defence
when it is bid against you. It is all a matter of LOGIC.
Opener You as Opponent Responder You as Opponent
2D Double with 12 pts 2H or 2S (a) Double with 12 pts
AND AT LEAST 4 Diamonds and await developments.
Otherwise Pass, even with or (b) Bid 3C (5 card suit)
20 pts—you will have a chance or 3D (4 card suit)
to bid later! or (c) Pass with Hearts and Spades
Pass (a) Leave double in with
Suit bid or bid 2NT with 12 pts
And hold in suit bid
(b) Bid 2S, 3C, 3D, 3H, 3NT
(13+pts and good hold in suit bid)
2D Double as above 2NT (a) with Hearts & Spades
pass & await developments
(b) 6/7 pts, bid 3C (5 card
suit) or 3D (4card suit)
2D Pass 2H or 2S (a) Double with 12+pts &
await developments
(b) With two 5 card
minors, bid 2NT
(c) With one 5 card minor, bid it
(d) Otherwise PASS
2D Pass 2NT Pass & await developments
even with 19 pts—you will
get another bid.
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IF you have mastered the bidding of the Multi 2D, then coping with interference is logical,
with doubles and use of bids that follow on from normal bidding
3. Coping with interference - Don’t forget to Alert!
(A) By Left Hand Opponent:
Opener: L.H. Opponent : Responder :
2D Double Ignore Double---Bid 2H, 2S, 2NT
2D 2H Double, if this was to be your bid.
Pass if your bid was 2S (shows hearts)
Bid 2NT with 15+ points—NO guarantee
of hold in Hearts.
2D 2S Double if this was to be your bid (showing hearts).
Pass if bid was to be 2H
Bid 2NT with 15+ pts---NO guarantee
of hold in Spades.
2D 3C or 3D Double with 15+ points—no guarantee
of hold in Clubs or Diamonds.
Bid 3H with 3 or 4 Hearts AND Spades,
and 8-14 pts—this can be passed by Opener
or 3S bid.
Otherwise Pass.
2D 2NT (either Double with 15+ pts (not for penalties)
for Minors If unusual for minors. Bid 3H with
or Majors, 3 or 4 hearts and spades, and 8—14 pts
or very rarely
19-20 pts)
(B) By Right Hand Opponent:
Opener: L.H.Opponent: Responder: R.H. Opponent:
2D pass 2H, 2S, 2NT Double
Ignore Double—
Normal Rebids
(Pass,2S,2NT,3C
3D,3H,3S,3NT)
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Pass if 2S rebid
Pass if 2H rebid
Double if 2NT rebid
Bid 3C or 3D if rebid
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Bid 3H if heart suit
Pass if spades
Double if 2NT
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Bid 3H or 3S
Pass if your suit
Bid 3D over 3C
Double with 20/22 pts
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2D pass 2H 3H
Pass if heart suit
Bid 3S if suit
Double with 20/22 pts
Bid 4C or 4D if suit
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2D pass 2S 3S
Pass if Spade suit
Bid 4H if suit (?vul)
Double with 20/22 pts
Bid 4C or 4D if suit.
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NB. As opener, always bear in mind the vulnerability and that Left Hand Opponent could have
12 or more points and be waiting for developments!
QJ8764
32
Q7
A97