2

Nick name

Multi 2 Diamonds 
  probablility of using this opening :
Conditions
  • 6 card major , 6-11 hcp, < 26zp OR
  • balanced 20-21hp
>>supplementary notes <<home
Responses   Rebid opener   Rebid partner  Rebid opener 
 2

 P/C

pass /2        
2NT balanced 20-21hp Niemeyer
 2

 interested when

pass 6card    
2NT balanced 20-21hp Niemeyer
3 6 card , minimal  
4 6 card , maximal  
 
2NT  strong relay, > 14hp,
3/ minimal with /  
3/ maximal with / (reverse!)
  
3/4 P/C