Precision - asking bids

There are many types of asking bids used in Precision.

The asking bids are named by the Greek letters - Alpha, Beta, Gamma, etc.
Alpha : Trump support and number of controls
Beta : Number of controls
Gamma : Trump asking bid (TAB); asks the number and high honours in trumps
Delta: Number of Controls and setting the Trump suit
Epsilon : Control asking bid (CAB); asks about controls in a specific suit
Zeta: After a 1D response, opener jumps to zeta ask; responder bids the quality of support
Eta: After an unusual positive response, opener bids one of the 4 card suits to ask about quality
Theta: Trump support after a Beta asking bid

An Ace is treated as 2 controls and a King as 1 control.
The Asking bids are usually used in order Alpha, then Beta, then Gamma, etc.
You can start anywhere, but must only go forward. For example, if you start with a Gamma bid, you cannot bid Beta after that.
After using a Gamma bid (Trump asking), you may use the Epsilon bid many times for all suits you want information on.
An important point to note is that once asking bids are used you cannot go back to normal bidding.

Alpha asking bid

Alpha asking bids are used to ask about the holding in a suit and the number of controls.
An example:

Open Resp Rebid Description  
         
1C 1H 1S Alpha asking bid in spades. Responses are:
1N: less than Qxx in spades, 0-3 controls
2C: less than Qxx in spades, 4 or more controls
2D: better than Qxx in spades, 0-3 controls
2H: better than Qxx in spades, 4 or more controls
2S: four or more spades, 4 or more controls
 
         

Beta asking bid

Beta asking bids are used to ask about the number of controls.
Two examples:

Open Resp Rebid Description  
         
1C 1H 1N Beta asking bid. Responses are:
2C: 0-2 controls
2D: 3 controls
2H: 4 controls
2S: 5 controls, etc.
 
         
1C 1S   transfer to clubs  
    2C three or more clubs; Beta asking. The responses are:
2D: 0-2 controls
2H: 3 controls
2S: 4 controls
2N: 5 controls, etc.
 
         

Gamma asking bid

Gamma asking bids are used to ask about the trump suit.
An example:

Open Resp Rebid Description  
         
1C 1H 2H Gamma asking bid (Trump asking bid). Responses are:
2S: No top honor, 5 or more cards
2N: One top honour, 5 card trumps
3C: Two top honors, 5 card trumps
3D: One top honour, six card trumps
3H: Two top honors, six card trumps
3S: Three top honors, 5 or more trumps

The key to remember is 012123
 
         

The Gamma bid can be repeated to elicit further information about the Trump suit.

If the first response to Gamma showed no top honor, the response to the repeat Gamma is:
1st Step: 5 card suit
2nd Step: 6 card suit
3rd Step: 7 card suit
If the first response to Gamma showed one top honor, the response to the repeat Gamma is:
1st Step: Queen
2nd Step: King
3rd Step: Ace
If the first response to Gamma showed two top honors, the response to the repeat Gamma is:
1st Step: King and Queen
2nd Step: Ace and Queen
3rd Step: Ace and King
If the first response to Gamma showed three top honors, the response to the repeat Gamma is:
1st Step: 5 card suit
2nd Step: 6 card suit
3rd Step: 7 card suit


When responding to a Gamma inquiry, if the responder is known to have a 4 card suit, the responses are modified.
An example:

Open Resp Rebid Description  
         
1C 1N      
2C 2H      
3H     Gamma asking bid (Trump asking bid). Responses are:
3S: No top honor
3N: One top honour, no Jack
4C: Two top honors, no Jack
4D: One top honour, with Jack
4H: Two top honors, with Jack
4S: Three top honors, 5 or more trumps

The key to remember is 012123
 
         

Epsilon asking bid

Epsilon asking bids also known as Control Asking Bids (CAB)are used to ask about controls in a particular suit.
It is used after a Gamma Trump asking bid.

The response is as follows:
1st Step: no control, Jxx or worse
2nd Step: 3rd round control - Queen or doubleton
3rd Step: 2nd round control - King or singleton
4th Step: 1st round control - Ace or void
5th Step: AK or AQ


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