Practice 3N01 Main

Two-over-One Auctions

by Richard Pavlicek

West

Pass NORTH
Pass
2 East
Pass
All Pass South
1 Board 1 Q
A J 9 8 2
6 5 3 2
A 4 3 Trick
1 E
2 N
3 N
4 S
5 S
6 S
7 N
8 W
9 E
10 E
11 W Lead
10
Q
2
A
K
6!
3
K
K
J
6 2nd
2
5
9
7
8
Q
8
8
7
3
9! 3rd
8
3
A
3
4
2
4
10
5
5
Q 4th
A
2
10
9
10
9
Q
J
5
6
4 W L
1 0
2 0
3 0
4 0
5 0
6 0
6 1
6 2
6 3
6 4
6 5
J 8 7 2
6 5
Q 10
K Q 8 7 5 Table 10 9 5
K Q 10 7
K J 9 8
10 9
Bidding

Play
Passed hand response
Rebid by opener
Trump endplay
Trump reduction Play

A K 6 4 3
4 3
A 7 4
J 6 2
2 North 7 top tricks East is endplayed made 2 +110

West

2
3
5 North

Pass
Pass
All Pass EAST
1
2
4 South
Pass
Pass
Pass Board 2 Q J 10
9 5 2
A 6 5
K 10 7 6 Trick
1 N
2 E
3 E
4 E
5 W
6 W
7 S
8 N
9 E
10 W Lead
Q
A!
K
3
A
5!
3
5
4
K 2nd
K
7
10
J
7
6
10
8
Q
6 3rd
5
6
2
9
3
4
A
4
J
2 4th
3
2
5
9
8
J
2
7
10
6 W L
1 0
2 0
3 0
4 0
5 0
5 1
5 2
6 2
7 2
8 2
8 3
6
K Q J 10 9 7
A 9 5 2 Table A K 4 2
A K 8 4 3
8 2
4 3
Bidding

Play

Rebid after 2-over-1
Choose best game
Combine chances
Create extra entry
Club plays (trick 5-6)
pose a dual threat Play

9 7 6 5
Q J 10 7
4 3
Q J 8
5 West 10 top tricks Win the rest made 5 -400

West

Pass
Pass North

2
4 East

Pass
All Pass SOUTH
1
2 Board 3 J 4
A J 9
7 4 3
A K 5 3 2 Trick
1 W
2 E
3 N
4 S
5 S
6 E
7 S
8 N
9 N Lead
3
2
4
A
4
6
10
A
5 2nd
9
5
7
9
7
A
9
Q
Q 3rd
10!
Q
K
J
2!
9
K
5
10 4th
4
A
2
10
8
3
6
J
2 W L
0 1
1 1
2 1
3 1
3 2
4 2
5 2
6 2
6 3
9 2
Q 8 6 3
K J 9 2
J 9 7 Table Q 10 7
K 10 7 2
Q 8 6
Q 8 6
Bidding

Play

Defense
Rebid after 2-over-1
Choose best game
Play for only chance
Duck to retain entry
Finesse against dummy
Attack dummy’s entry Play

A K 8 6 5 3
5 4
A 10 5
10 4
4 South 9 top tricks Claim the rest made 4 +420

WEST
1
2 North
Pass
Pass East
2
2 NT South
Pass
All Pass Board 4 A Q 4
Q 9 7 5
10 8 6 4 3
Q Trick
1 S
2 E
3 N
4 N
5 S
6 S
7 W
8 E
9 E
10 W
11 W Lead
6
4!
A
4
9
2
3
A
2
Q
7! 2nd
2
J
3
10
4
A
3
9
J
8
10 3rd
Q!
2
7
J
5
7
A
5
K
6
7 4th
K
Q
5
8
5
3
9
4
6
8
10 W L
1 0
1 1
1 2
1 3
1 4
2 4
3 4
4 4
5 4
6 4
6 5
8 5 2
A K J 4
K Q 7 5
3 2 Table K 10 3
6 3
A 2
A 8 7 6 5 4
Bidding
Play

Defense Rebid after 2-over-1
Duck to retain entry
Throw-in play
Play of Q at trick one
prevents holdup
Third-hand play Play

J 9 7 6
10 8 2
J 9
K J 10 9
2 NT East 6 top tricks North is endplayed made 2 -120

Practice 3N05 Main

Top Two-over-One Auctions

Two-over-One Auctions II

West

2
2 NT!
4 NORTH
Pass
Pass
Pass
All Pass East
1
2
3 South
Pass
Pass
Pass Board 1 5 4
10 8 7 2
K 10 7
A 8 7 6 Trick
1 S
2 S
3 N
4 E
5 E
6 W
7 E
8 W
9 E Lead
J
5
6
A
2!
3
3!
8
9 2nd
2
9
4
Q
6
5
2
10
J 3rd
8
A
10
3
A
K
A
Q
9 4th
3
4
Q
2
4
7
7
10
10 W L
0 1
0 2
1 2
2 2
3 2
4 2
5 2
6 2
6 3
A 8 3
9 3
A J 9 8 5
Q 9 2 Table K Q 9 2
A K J 6 5 4
3
4 3
Bidding

Play
Rebid after 2-over-1
Opener’s third bid
Lead toward honor
Ruff in short hand Play

J 10 7 6
Q
Q 6 4 2
K J 10 5
4 East 9 top tricks Win the rest made 4 -420

West

Pass
Pass
Pass North

2
3 !
4 EAST
Pass
Pass
Pass
All Pass South
1
2
3 Board 2 3 2
A Q 10 9 5 4
4 2
A K 2 Trick
1 E
2 W
3 W
4 N
5 S
6 N
7 N
8 N
9 N
10 N Lead
5
A
4
4
3
Q
10!
9
K
5! 2nd
8
4
A
2
7
7
10
Q
10
? 3rd
K
3
7
K
A
4
5
6
6 4th
2
9
3
6
J
8
6
J
5 W L
0 1
0 2
1 2
2 2
3 2
4 2
5 2
6 2
7 2
10 7
8 7 6
A K J 6
9 8 5 4 Table Q J 9
J 2
Q 10 7 5 3
Q 10 7
Bidding

Play Strength-showing bid
Choose best game
Positional squeeze Play

A K 8 6 5 4
K 3
9 8
J 6 3
4 North 10 top tricks East is squeezed made 5 +650

West

Pass
Pass North

2
3 NT East

Pass
All Pass SOUTH
1
2 NT! Board 3 K 8 4 2
10 4
3 2
A K Q 6 4 Trick
1 W
2 N
3 E
4 S
5 N
6 W
7 S
8 S
9 S Lead
3
10
J!
7
4
6
J
7
5 2nd
K!
K!
A!
2
3
2
8
4
9 3rd
9
2
5
A
Q
Q
4
8
3 4th
5
6
2
5
A
A
9
7
9 W L
1 0
1 1
2 1
3 1
3 2
4 2
5 2
6 2
7 2
J 10 6 3
A 8 6
K 8 5 4
9 2 Table Q 9
K 9 3
J 10 9 7
J 10 8 5
Bidding

Play

Defense
Rebid after 2-over-1
Rebid by responder
Communication/entries
Shun finesse
When to cover honor
Shift to another suit Play

A 7 5
Q J 7 5 2
A Q 6
7 3
3 NT South 6 top tricks Cash 2 more winners made 3 +400

WEST
1
2
6 North
Pass
Pass
All Pass East
2
4 ! South
Pass
Pass Board 4 J 9 8 4
2
K Q J 9
J 9 7 2 Trick
1 N
2 W
3 E
4 W
5 E
6 W
7 E
8 E
9 E
10 E Lead
K
7
8!
2
10!
4
J
10
9
A 2nd
2
2
4
4
5
2
4
5
6
6 3rd
3
8
K
K
A
K
5
6
5
6 4th
Q
3
9
Q
J
3
Q
8
7
9 W L
1 0
2 0
3 0
4 0
5 0
6 0
7 0
8 0
9 0
10 0
A 10 6 5 2
A K Q 7
—
A 6 5 4 Table K 7 3
J 10 9 8
A 10 8 2
K 8
Bidding

Play
Rebid after 2-over-1
Slam decision
Ruffing with 4-4 fit
Communication/entries Play

Q
6 5 4 3
7 6 5 4 3
Q 10 3
6 West 9 top tricks Win 2 more tricks made 6 -1430

Practice 3N09 Main

Top Two-over-One Auctions

Two-over-One Auctions III

West

Pass
Pass
All Pass NORTH
1
2
3 East
Pass
Pass
Pass South
2
2 NT
4 Board 1 A K Q 7 2
Q J 10 8 6
3
4 2 Trick
1 E
2 E
3 N
4 N
5 N
6 S
7 S
8 N
9 W
10 N
11 N
12 N Lead
Q
J
A
K
2!
A
9
7!
2
J
8
Q 2nd
4
6
5
6
8
7
8
10
Q
10
8 3rd
5
2
4
6
7
2
10
K!
3
9
10 4th
3
6
3
9
5
3
7
A
9
4
5 W L
0 1
1 1
2 1
3 1
4 1
5 1
6 1
6 2
7 2
8 2
9 2
9 3
A 5 4 2
A 8 5 2
K 7 5 Table J 10 8 6 5
3
Q J 10 7
Q 8 3
Bidding

Play
Rebid after 2-over-1
Opener’s third bid
Crossruff
Trump management Play

4
K 9 7
K 9 6 4
A J 10 9 6
4 North 8 top tricks Lose the last trick made 4 +420

West

2
3 North

Pass
Pass EAST
1
2
3 NT South
Pass
Pass
All Pass Board 2 Q 10 3
Q J 10 9
J 7
J 10 7 5 Trick
1 S
2 E
3 N
4 S
5 E
6 W
7 W Lead
6
2
7
9?
3
K
5 2nd
2
8
10
5
2
J
Q 3rd
J
4!
A
5
A
5
6 4th
K
9
4
Q
10
3
8 W L
1 0
1 1
1 2
2 2
3 2
4 2
4 3
4
A K 7 6 5 4
5 4 2
A Q 4 Table A J 9 8 6 5
3 2
K Q 10
K 6
Bidding

Play

Defense Rebid after 2-over-1
Strength-showing bid
Set up suit at notrump
Duck to retain entry
Spade shift holds to 9 Play

K 7 2
8
A 9 8 6 3
9 8 3 2
3 NT East 6 top tricks Win the rest made 4 -430

West

Pass
Pass
Pass
All Pass North

2
3
3 ! East

Pass
Pass
Pass SOUTH
1
2
3
4 Board 3 6 5 4
K
10 6 5
A K J 9 7 6 Trick
1 W
2 W
3 E
4 S
5 N
6 S
7 S
8 S
9 N
10 N
11 S Lead
A!
Q
J
7
5
A
Q
4
A
6
8! 2nd
4
5
6
2
2
3
3
8
7
9
10 3rd
7
K!
10
K
A
6
7
K
8
K
9 4th
8
9
6
5
4
3
2
5
10
Q
2 W L
0 1
0 2
1 2
2 2
3 2
4 2
5 2
6 2
7 2
8 2
8 3
A Q 10
J 10 4 3 2
Q 4
10 8 3 Table K J 7 3 2
5
J 9 7 3 2
5 2
Bidding

Play
Defense
Rebid after 2-over-1
Responder’s third bid
Trump endplay
Choose lead at suit
Overtaking play Play

9 8
A Q 9 8 7 6
A K 8
Q 4
4 South 11 top tricks West is endplayed made 4 +420

WEST
1
2
3 ! North
Pass
Pass
Pass East
2
2 NT
4 South
Pass
Pass
All Pass Board 4 Q J 9
J 2
Q J 9 8
A 8 6 5 Trick
1 N
2 W
3 W
4 S
5 N
6 N
7 W
8 E
9 W
10 E Lead
Q
K
4
3
J
5
5
3
3
6 2nd
2
9
9
9
10
Q
8
7
2
J 3rd
3
10
2!
A
2
K
A
6
K
7 4th
A
8
10
4
4
5
K
J
4
Q W L
1 0
2 0
2 1
2 2
2 3
3 3
4 3
5 3
6 3
7 3
A K 7 6 5 4
A 7 5 3
5 4
9 Table 10 2
K Q 6
A 7 6 3 2
Q 10 4
Bidding

Play
Rebid after 2-over-1
Opener’s third bid
Set up dummy’s suit
Duck to retain entry Play

8 3
10 9 8 4
K 10
K J 7 3 2
4 West 9 top tricks Win the rest made 4 -620

Practice 3N13 Main

Top Two-over-One Auctions

Two-over-One Auctions IV

West

2
3 ! NORTH
Pass
Pass
Pass East
1
3
4 South
Pass
Pass
All Pass Board 1 A Q 10 5
6 2
J 10 9 8 5
8 5 Trick
1 S
2 N
3 S
4 E
5 W
6 W
7 E
8 E
9 E Lead
3
5
K
7
K
4
A
A
2 2nd
2
6
9
3
6
5
8
3 3rd
A
J
10
9!
10
K
4
6 4th
4
7
5
2
4
2
5
8 W L
0 1
0 2
1 2
2 2
3 2
4 2
5 2
6 2
9 7 2
K 9
K Q 7 6 4
A 7 4 Table 6 4
A J 10 7 5
A 2
K Q 6 3
Bidding

Play
Defense Rebid after 2-over-1
Rebid by responder
Keep trump control
Make declarer ruff Play

K J 8 3
Q 8 4 3
3
J 10 9 2
4 East 10 top tricks Lose 1 trump trick made 4 -420

West

Pass
Pass
All Pass North

2
3 EAST
Pass
Pass
Pass South
1
3 !
3 NT Board 2 K
A Q 7 2
K Q 9 6 5 4
9 4 Trick
1 W
2 N
3 N
4 N
5 S
6 S
7 N Lead
J
K
K
4
A
2
9 2nd
A!
3
5
8
7
J
5 3rd
6
10!
2
A
4
Q
3 4th
3
3
4
7
6
9
8 W L
1 0
2 0
3 0
4 0
5 0
6 0
7 0
8 7 4
J 10 9
J 8 7 3
A 6 5 Table Q 9 6 5
K 8 6 5
—
Q J 10 8 3
Bidding

Play
Rebid after 2-over-1
Choose best game
Shun finesse
Unblocking play Play

A J 10 3 2
4 3
A 10 2
K 7 2
3 NT South 9 top tricks Cash 2 more winners made 3 +600

West

Pass
Pass
Pass North

2
3 NT!
6 East

Pass
Pass
All Pass SOUTH
1
2
4 NT Board 3 7
K 8 4
A 8 5
K Q J 9 8 2 Trick
1 E
2 N
3 S
4 S
5 N
6 N
7 N
8 N
9 S
10 S
11 S Lead
6
2
A
8!
K
Q
9
5
K
Q
J 2nd
2
4
3
10!
5
7
4
10!
J
6
7 3rd
9
A
7
J
3
3
10
K
4
8
K! 4th
A
3
6
2
6
4
5
7
5
J
2 W L
1 0
2 0
3 0
4 0
5 0
6 0
7 0
8 0
9 0
10 0
11 0
3
A 7 6 5
Q J 9 7 4
10 6 3 Table J 10 6 5 4 2
Q 10 2
6
7 5 4
Bidding

Play

Defense
Rebid after 2-over-1
Quantitative 4 NT
Combine chances
Read enemy tactics
Uppercut
Try to fool declarer Play

A K Q 9 8
J 9 3
K 10 3 2
A
6 North 11 top tricks Lose 1 trick made 6 +920

WEST
1
2
3 !
6 North
Pass
Pass
Pass
All Pass East
2
3
4 South
Pass
Pass
Pass Board 4 2
J 9 8 7 6 4
Q 10 8 4
4 3 Trick
1 N
2 E
3 E
4 E
5 W
6 W
7 E
8 W Lead
4
K
A
2
K!
3
3
10 2nd
A
2
5
5
6
7
J
J 3rd
9
J
Q
A
5
Q!
K
10 4th
2
4
Q
4
Q
6
8
J W L
1 0
2 0
3 0
4 0
5 0
6 0
7 0
7 1
A K 9 8 7 6
A K 10 3
—
Q J 2 Table Q 10
2
A K 9 7 3
A 10 7 6 5
Bidding

Play
Rebid after 2-over-1
Slam decision
Crossruff
Avert overruff Play

J 5 4 3
Q 5
J 6 5 2
K 9 8
6 West 11 top tricks Claim the rest made 6 -1430

Practice 3N17 Main

Top Two-over-One Auctions

Two-over-One Auctions V

West

Pass
Pass
All Pass NORTH
1
2
3 ! East
Pass
Pass
Pass South
2
2 NT
4 Board 1 A Q 9 7 4
K Q 10 4 3
5 3
9 Trick
1 E
2 W
3 E
4 N
5 S
6 S
7 N
8 S
9 N
10 N
11 N Lead
6
2
8
4
K!
2
7!
7
Q
10
Q 2nd
7
5
Q
5
3
J
8
6
5
10 3rd
J!
K
A
A
4
A
J
K
2
4 4th
3
9
3
2
5
6
8
3
8
9 W L
0 1
0 2
1 2
2 2
3 2
4 2
5 2
6 2
7 2
8 2
J 3
9 8 6 2
A J 4 2
K J 8 Table 10 8 6 5
5
K 10 8 6
A 10 5 3
Bidding

Play

Defense Rebid after 2-over-1
Opener’s third bid
Establish side suit
Avert overruff
Rule of eleven Play

K 2
A J 7
Q 9 7
Q 7 6 4 2
4 North 8 top tricks Lose the last trick made 4 +420

West

2
3
4 NT
6 North

Pass
Pass
Pass
All Pass EAST
1
3
3
5 South
Pass
Pass
Dbl
Pass Board 2 J 9 5 4
Q 10 4 3
4 3
Q 9 8 Trick
1 N
2 E
3 W
4 W
5 E
6 W
7 E
8 N
9 E
10 W
11 W Lead
4
5
K
Q!
5
7
6
9
7
10
4 2nd
A
2
4
3
9
5
J
6
K
8
9 3rd
10
A
3
A
3
5
J!
Q
A
7
K 4th
6
3
7
2
4
2
Q?
8
10
2
8 W L
1 0
2 0
3 0
4 0
5 0
6 0
6 1
7 1
8 1
9 1
10 1
8 7 6
A K J 6
Q
A J 10 4 3 Table A 3
5
A 10 8 7 6 5
K 7 6 5
Bidding
Play

Defense
Ace-showing bid
Set up dummy’s suit
Delay drawing trumps
Lead based on double
North erred (can defeat) Play

K Q 10 2
9 8 7 2
K J 9 2
2
6 West 8 top tricks Dummy is good made 6 -920

West

Pass
Pass
All Pass North

2
3 East

Pass
Pass SOUTH
1
2
3 NT! Board 3 3
10 5 4
A K 9 8
A J 10 4 3 Trick
1 W
2 E
3 W
4 S
5 N
6 S
7 S
8 S Lead
3
7
9
2
3
K
Q
5 2nd
4
J
10
10
2
6
7
J 3rd
A
Q
3
K
K!
3
4
A 4th
6
5
K
4
4
2
5
6 W L
0 1
0 2
1 2
2 2
3 2
4 2
5 2
6 2
Q 5 4
Q 9 8 3 2
Q J 10
7 6 Table A 8 2
A 7
7 6 4 3
9 8 5 2
Bidding

Play

Defense
Rebid after 2-over-1
Opener’s third bid
Placing enemy cards
Communication/entries
Choose lead at notrump
Return partner’s suit Play

K J 10 9 7 6
K J 6
5 2
K Q
3 NT South 7 top tricks Cash 3 more winners made 3 +400

WEST
1
2
3 ! North
Pass
Pass
Pass East
2
2 NT
3 NT South
Pass
Pass
All Pass Board 4 10 9 7
A Q 9 5 4
9 6 2
Q 9 Trick
1 S
2 N
3 E
4 N
5 E
6 E
7 E
8 E
9 E Lead
2
5
3!
4
A
K
6
5
4 2nd
3
J
7
K
10
J
5
10
? 3rd
A
6
8
8
2
6
8
8 4th
7
2
9
3
Q
2
7
9 W L
0 1
1 1
1 2
2 2
3 2
4 2
5 2
6 2
A J 8 6 3 2
3
A K 10 8
8 2 Table 4
K J 7
5 4 3
A K 6 5 4 3
Bidding

Play
Rebid after 2-over-1
Opener’s third bid
Duck to retain entry
Positional squeeze Play

K Q 5
10 8 6 2
Q J 7
J 10 7
3 NT East 5 top tricks South is squeezed made 5 -660

Practice 3N17 Main

Top Two-over-One Auctions