Gitmoss 2006

4©=(6)7+©,Preempt

4Pass=To play

4ª=6+ª,Signoff

4NT=Modified RKCB

4NT-5§=No Key card

4NT-5¨=1 or Queen

4NT-5¨-5©=ASK Queen

4NT-5¨-5©-5ª=No Queen

4NT-5¨-5©-5NT=Queen OK

4NT-5©=1 + Queen

4NT-5ª=2,No Queen

4NT-5NT=2 + Queen