MASTER SOLVERS CLUB

Scores for the August 2017 Contest

Problem A

Imps
North-South vulnerable
You, South, hold:

 ♠ A ♥ K J 8 6 4 3 ♦ — ♣ K 8 5 4 3 2
SOUTHWESTNORTHEAST
————1 Double
?*

*BWS: 2 NT = invitational-plus raise; new-suit double jump = splinter; new-suit triple jump = exclusion-ask

What call do you make?

ActionScorePanel
% of
Solvers
6 10089
2 NT9087
5 90155
4 70320
3 6012
4 5021
Redouble5012
1 4010
7 4010
2 4002
5 4001
1 NT4000
2 4000
2 4000
2 4000
3 4000
3 4000
3 4000
3 NT4000
4 4000
4 4000
4 NT4000
5 4000
5 4000
5 NT4000
6 4000
6 4000
6 4000
6 NT4000
7 4000
7 4000
7 4000
7 NT4000
Pass4000
else001
Problem B

Imps
East-West vulnerable
You, South, hold:

 ♠ J 4 ♥ 10 4 ♦ K J 7 4 2 ♣ K 9 6 4
SOUTHWESTNORTHEAST
——1 3 3
?

What call do you make?

ActionScorePanel
% of
Solvers
5 1001967
4 70310
4 NT5020
Pass40115
5 NT3010
4 3005
6 1001
else002
Problem C

Imps
North-South vulnerable
You, South, hold:

 ♠ K 10 3 ♥ 8 7 4 ♦ K 9 3 2 ♣ K J 4
SOUTHWESTNORTHEAST
PassPass1 1
?

What call do you make?

ActionScorePanel
% of
Solvers
2 1001243
1 NT90934
2 50414
2 NT5012
Double3003
2 002
3 002
else000
Problem D

Matchpoints
Neither side vulnerable
You, South, hold:

 ♠ Q ♥ A K 6 ♦ J 7 5 ♣ Q J 9 8 6 5
SOUTHWESTNORTHEAST
1 Pass1 Pass
2 Pass2 *Pass
?

*BWS: one-round force; 2 or 3 by opener nonforcing

What call do you make?

ActionScorePanel
% of
Solvers
3 100939
3 90830
2 6038
2 NT50416
3 5025
Pass001
else001
Problem E

Matchpoints
Neither side vulnerable
You, South, hold:

 ♠ Q 10 8 7 2 ♥ 10 7 6 ♦ 8 6 5 3 ♣ 6
SOUTHWESTNORTHEAST
————1 Pass
?

What call do you make?

ActionScorePanel
% of
Solvers
1 NT10094
Pass90769
1 80510
2 60516
else001
Problem F

Matchpoints
Neither side vulnerable
You, South, hold:

 ♠ A K Q 10 6 ♥ A K 4 2 ♦ 3 ♣ A 10 2
SOUTHWESTNORTHEAST
1 2 Pass3
DoublePass3 Pass
?

What call do you make?

ActionScorePanel
% of
Solvers
4 100107
Pass70849
4 70637
4 6024
4 2003
else000
Problem G

Imps
Neither side vulnerable
You, South, hold:

 ♠ Q J 10 9 4 2 ♥ — ♦ K Q 8 7 5 2 ♣ 2
SOUTHWESTNORTHEAST
——3 Pass3 *
?

*forcing
BWS: double = spades and diamonds. By agreement: 4  = majors, 4 = natural

What call do you make?

ActionScorePanel
% of
Solvers
3 1001327
Pass7042
Double50356
4 5037
4 4025
4 NT2011
3 NT002
4 001
else000
Problem H

Imps
Both sides vulnerable
You, South, hold:

 ♠ 3 ♥ J 5 ♦ A J 7 6 ♣ K Q J 10 4 3
SOUTHWESTNORTHEAST
1 2 *3 4
5 PassPass5
PassPassPass

*majors

ActionScorePanel
% of
Solvers
31001050
K90522
Q9055
J8010
A70513
107004
72000
62000
5003
J002
3001
else000
MSC CONTEST

These are the scores that were assigned to the problems, as well as the number of votes each solution received from our expert panel, and the approximate percentage of solvers' answers.

See the August issue of The Bridge World to read the panel's in-depth discussion of these contest problems—see how each expert answered and learn how they came to their decisions.