1♠ - 2NT -

3♣      =    minimum, but not 5332  ➤    3♦ = asking    ➲

3♦      =    14+, shortness  in side suit    ➤    3♥ = asking    ➲

3♥      =    14+, 5422 or 5332    ➤    3♠ = asking, natural answers

3♠      =    14+, 6322    ➤    3NT = asking, natural answers

3NT    =    14+, 7222    

4♠    =    minimum 5332

4♣/♦/♥=    5 card suit with at least 1 TH if 14+, otherwise  very good suit   ➤    4♠ = TP;    other = cue

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