Author: Larry Cohen
Date of publish: 3/27/2013
Level: Intermediate to Advanced
Results for Set 50
 
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#1) West deals, Both Vul.
|  K  AQ43  Q87  A10652 |  A965  J102  J  QJ873 | 
 
Deal 1 Scores:
5 :10
:10
3 :7
:7
4 :6
:6
1NT:5
2NT:4
6 :3
:3
3NT:3
Many West players will open 1NT. This is to avoid the rebid problem after a likely 1 response to 1
 response to 1 .  A 1NT opening will likely result in 3NT (unless East can show short diamonds). If West opens 1
.  A 1NT opening will likely result in 3NT (unless East can show short diamonds). If West opens 1 , he has that tough rebid problem--with the need to tell some lie.  A club game is good--needing one of two finesses to work.
, he has that tough rebid problem--with the need to tell some lie.  A club game is good--needing one of two finesses to work.
#2) East deals, Neither Side Vul.
|  Q652  97  Q43  6542 |  --  AQJ864  A  AKQJ109 | 
Deal 2 Scores:
6 :10
:10
6 :9
:9
5 :7
:7
5 :5
:5
1 : 1
: 1
East can open 1 and rebid 6
 and rebid 6 . But, that risks ending up in 1
. But, that risks ending up in 1 --and it could easily happen. After 2
--and it could easily happen. After 2 , East will bid hearts and then maybe jump to 6
, East will bid hearts and then maybe jump to 6 , hoping that his partner will bid 7 with the
, hoping that his partner will bid 7 with the  K.
K.
#3) South Deals and opens 2 , E-W Vul
, E-W Vul
|  AJ10976  32  KQ2  Q3 |  KQ54  K107  A76  AK10 | 
Deal 3 Scores:
6NT (E): 10
6 (E): 9
 (E): 9
5NT (E): 8
5 : 6
: 6
6 (W): 1
 (W): 1
The key, of course, is to play from the East side.  Otherwise, a heart lead will likely sink a slam. After the 2 opening, West should overcall 2
 opening, West should overcall 2 . East can mark time with 3
. East can mark time with 3 , or simply use Blackwood -- and then insist on notrump to protect his
, or simply use Blackwood -- and then insist on notrump to protect his  K.
K.
#4) West deals, Both Vul.
|  97  KQ8  KQ6  KQJ102 |  AK6543  A32  2  A43 | 
Deal  4 Scores:
6 : 10
: 10
5NT: 7
4 : 6
: 6
5 : 5
: 5
5 : 3
: 3
6 : 2
: 2
The easiest path to 6 is:  1NT-2
 is:  1NT-2 -2
-2 -5NT-6
-5NT-6 -P  (where 5NT was pick-a-slam).  However, it is far from clear for East to bid that way.
-P  (where 5NT was pick-a-slam).  However, it is far from clear for East to bid that way.
For now (April, 2013), this is the last set -- there are a total of 200 deals for practice. Perhaps more will be added in the future. There is also the book below.***Full Book by Larry Cohen with Bidding Practice and results/analysis.***