2NT -     (20-21 balanced)     or

2♣ - 2♦ - 2♥ - 2♠ - 2NT - (22-23 balanced) or

2♣ - 2NT - (24+ balanced)    

3♣    =    asking    ➲

3♦    =    transfer to ♥    ➲

3♥    =    transfer to ♠    ➲

3♠    =    transfer to 3NT    ➲

3NT =    CONFIT (ATTENTION: 3NT = natural if passed hand)

4m    =    transfer to M    ➤    4NT    =    RKCB