Two Diamond opener

Question 1

2D - 2H

Answer 1

weak

Question 2

2D - 2S

Answer 2

playable in 2S or 3H

Question 3

2D - 3H

Answer 3

playable in 3H or 3S

Question 4

2D - 3S

Answer 4

playable in 3S or 4H

Question 5

2D - 2NT

Answer 5

asking bid

Question 6

2D - 3C

Answer 6

competitive

Question 7

2D - 4C

Answer 7

pre-emptive

Question 8

2D - 4D

Answer 8

pre-emptive

Question 9

2D - 2NT - 3C

Answer 9

weak 2 in H

can be followed 3D as relay to 3H

Question 10

2D - 2NT - 3D

Answer 10

weak 2 in S

can be followed by 3H as relay to 3S

Question 11

2D - 2NT - 3H

Answer 11

4441 singleton H

Question 12

2D - 2NT - 3S

Answer 12

4441 singleton S

Question 13

2D - 2NT - 3NT

Answer 13

4441 singleton D (4C relay to 4D for major sign off)

Question 14

2D - 2NT - 4C

Answer 14

4441 singleton C

can be followed by 4D relay to 4H for major sign off

Question 15

2D - 2NT - 3NT - 4C

Answer 15

relay to 4D for major sign off

Question 16

2D - 2NT - 4C - 4D

Answer 16

relay to 4H for major sign off

Question 17

2D - 2NT - 3C - 3D

Answer 17

relay to 3H

Question 18

2D - 2NT - 3D - 3H

Answer 18

relay to 3S

Question 19

2D - * - pass

Answer 19

prepared to play in 2D *

Question 20

2D - * - **

Answer 20

asks P to bid his major suit

Question 21

2D

Answer 21

weak 2 in major or 4441 and 18+

Question 22

2D - 2H - 2S

Answer 22

correcting

Question 23

2D - 2H - 2NT

Answer 23

singleton C (bid below) (3C relay for point count)

Question 24

2D - 2H - 2NT - 3C

Answer 24

request point count 18/19 20/21 etc

Question 25

2D - 2H - 3C - 3D

Answer 25

request point count 18/19 20/21 etc

Question 26

2D - 2H - 3C

Answer 26

singleton D (bid below) (3D relay for point count)

Question 27

2D - 2H - 3D - 3H

Answer 27

request point count 18/19 20/21 etc

Question 28

2D - 2H - 3D

Answer 28

singleton H (bid below) (3H relay for point count)

Question 29

2D - 2H - 3H - 3S

Answer 29

request point count 18/19 20/21 etc

Question 30

2D - 2H - 3H

Answer 30

singleton S (bid below) (3S relay for point count)

Question 31

2D - key responses

Answer 31

Over 2NT bid the singleton, over 2H, 2S bid below so the shortage can be used to relay strength

Question 32

2D - 3D

Answer 32

competitive

Question 33

2D - 2S - 2NT

Answer 33

singleton C (bid below) (3C relay for point count)

Question 34

2D - 2S - 2NT - 3C

Answer 34

request point count 18/19 20/21 etc

Question 35

2D - 2S - 3C - 3D

Answer 35

request point count 18/19 20/21 etc

Question 36

2D - 2S - 3C

Answer 36

singleton D (bid below) (3D relay for point count)

Question 37

2D - 2S - 3D - 3H

Answer 37

request point count 18/19 20/21 etc

Question 38

2D - 2S - 3D

Answer 38

singleton H (bid below) (3H relay for point count)

Question 39

2D - 2S - 3NT

Answer 39

``` singleton S (bid below) (4C relay for point count) 3H being unavailable as would show preference for H over S ```

Question 40

2D - 2S - 3NT - 4C

Answer 40

request point count 18/19 20/21 etc

Question 41

2D - 2S - 3H

Answer 41

Correcting

Question 42

2D - 2S - 3S

Answer 42

Maximum, invitational