fr.nat 
Nash system 
1NT 16(15)-18 net 5 M 
stayman(otvet 2NT M 4+4), vse trasfery.  
1NT Posle intervenciji vsio natural. 
2D wilkosh (mozno i multi) 
1M-2NT 10-12PC bez fita 
1M-3C fit 4+ 6-9PC +singel 
1M-3D fit 4+ 10-12PC 
1M-3M blok 
4NT: 0-3,1-4,2-0 K,2-1 K 
Vist priamoi. pooscriaju melkimi, na sbrosach levintal.