Rubinsohl

Question 1

1NT-(2H(natural))-DBL

Answer 1

1NT=14-16. DBL is take out, does not guarantee 4 spades. Values to invite to game.

Question 2

1NT-(2S(natural))-DBL

Answer 2

1NT=14-16. DBL is take out, does not guarantee 4 hearts. Values to invite to game.

Question 3

1NT-(DBL)-2D

Answer 3

1NT=14-16. 2C is Stayman. All systems on after DBL. 2D is transfer to hearts

Question 4

1NT-(DBL)-2NT

Answer 4

1NT=14-16. 2NT is transfer to clubs. All systems on after DBL.

Question 5

1NT-(DBL)-2C

Answer 5

1NT=14-16. 2NTs transfer to diamonds. All systems on after DBL.

Question 6

1NT-(2C)-DBL

Answer 6

1NT=14-16. DBL is Stayman (all Systems on)

Question 7

1NT-(2C)-2D/2H/2S/2NT

Answer 7

1NT-(2C)-2D/2H/2S are natural. 2NT is transfer to clubs.

Question 8

1NT-(2H(natural))-2S

Answer 8

1NT=14-16. 2S shows 4+ spades. NF

Question 9

1NT-(2H(natural))-2NT

Answer 9

1NT=14-16. 2NT shows transfer to clubs

Question 10

1NT-(2H(natural))-3C

Answer 10

1NT=14-16. 3C shows transfer to diamonds

Question 11

1NT-(2H(natural))-3D

Answer 11

1NT=14-16. 3D shows four spades. Forcing

Question 12

1NT-(2H(natural))-3D-3S

Answer 12

1NT=14-16. 3D shows four spades. Forcing. 3S shows 4 spades, strong hand

Question 13

1NT-(2H(natural))-3D-4S

Answer 13

3D shows 4 spades. Bidding 4S shows weak hand

Question 14

1NT-(2H(natural))-3D-3H

Answer 14

1NT=14-16. 3D shows four spades. Forcing. Opener does not have 4S. Asks for heart stop

Question 15

1NT-(2H(natural))-3D-3NT

Answer 15

1NT=14-16. 3D shows four spades. Forcing. Opener does not have 4S. Has heart stop

Question 16

1NT-(2H(natural))-3H

Answer 16

1NT=14-16. 3H shows transfer to spades

Question 17

1NT-(2H(natural))-3S

Answer 17

1NT=14-16. 3S shows games values, not 4 spades, no heart stop

Question 18

1NT-(2H(natural))-3NT

Answer 18

1NT=14-16. 3NT shows games values, not 4 spades, guarantees a heart stop

Question 19

1NT-(2S(natural))-2NT

Answer 19

1NT=14-16. 2NT shows transfer to clubs

Question 20

1NT-(2S(natural))-3C

Answer 20

1NT=14-16. 3C shows transfer to diamonds

Question 21

1NT-(2S(natural))-3D

Answer 21

3D = Transfer to hearts

Question 22

1NT-(2S(natural))-3H

Answer 22

1NT=14-16. 3H shows four hearts. Like Stayman

Question 23

1NT-(2S(natural))-3S

Answer 23

1NT=14-16. 3S shows games values, not 4 spades, no spade stop

Question 24

1NT-(2S(natural))-3NT

Answer 24

1NT=14-16. 3NT shows games values, not 4 spades, guarantees a spade stop

Question 25

1NT-(2S(natural))-3D-3H-3NT

Answer 25

1NT=14-16. Responder has 5H and a spade stop

Question 26

1NT-(2S(natural))-3D-3H-3S

Answer 26

1NT=14-16. Responder has 5H and no spade stop

Question 27

1NT-(3m/M)-DBL

Answer 27

1NT-(3m/M)-DBL

Question 28

1NT-(2D(diamonds + another)

Answer 28

1NT=14-16. Bid assuming it's a 2D overcall. DBL is take out, does not guarantee 4H or 4S.

Question 29

1NT-(2D(spades + another)-2H

Answer 29

1NT=14-16. 2H is natural, NF

Question 30

1NT-(2D(spades + another)-2S

Answer 30

1NT=14-16. 2S shows single/void in spades

Question 31

1NT-(2D(spades + another)-2NT/3C…

Answer 31

1NT=14-16. Standard responses, so transfer to clubs, diamonds etc

Question 32

1NT-(2H(majors))-3D

Answer 32

1NT-14-16. 3D shows heart stop

Question 33

1NT-(2H(majors))-3H

Answer 33

1NT=14-16. 3H shows spade stop

Question 34

1NT-(2X(two unknown suits))-DBL

Answer 34

1NT=14-16. DBL is Stayman (Rubinsohl is on)

Question 35

1NT-(2X(two unknown suits))-2H/2S/3NT...

Answer 35

1NT=14-16. Play full Rubionsohl. 2H/2S NF, 4+cards. 2NT/3C … TFs to 3C/3D/3H

Question 36

(Weak two)-DBL

Answer 36

Play Rubinsohl responses

Question 37

(Weak two)-DBL-2M

Answer 37

4+major, NF

Question 38

(Weak two)-DBL-2NT

Answer 38

2NT is a transfer to clubs

Question 39

(Weak 2M)-DBL-3S

Answer 39

3S shows invitational values, no stop in M

Question 40

(Weak 2H)-DBL-3D

Answer 40

3D shows 4S, invitational values

Question 41

(Weak 2S)-DBL=3H

Answer 41

3H shows 4H, invitational values

Question 42

(Weak two)-2NT

Answer 42

2NT shows 16+ points, doesn't guarantee stop.

Question 43

(Weak-two)-2NT-3C

Answer 43

2NT shows 16+ points, doesn't guarantee stop. 3C shows <8 points

Question 44

(Weak-two)-2NT-3NT

Answer 44

2NT shows 16+ points, doesn't guarantee stop. 3NT shows stop and points for game

Question 45

(Weak-two)-2NT-3D/H/S

Answer 45

2NT shows 16+ points, doesn't guarantee stop. 3D,H,S > 8 points, 4+ cards

Question 46

(Weak-two)-2NT-4D/4H/4S

Answer 46

2NT shows 16+ points, doesn't guarantee stop. 4D/4H/4S are natural