In Competition

1♣ - (1♠) - dbl -  

1NT    =    TP

2m/♥    =    natural

2♠    =    17(18)+, can hold 4 ♥

2NT    =    17(18-), denies 4 ♥, does not promise ♠ ST

3♣    =    14-16, natural

3♥    =    14-16, 5+♣4♥, unbalanced