If we have shown a suit, a disturbed 2NT is a forcing fit bid. Otherwise it is a minor two-suiter – at least five-five. Subsequent bidding follows normal disturbed rules.

WestNorthEastSouth
2
dblpass2pass
2NT
A fit bid agreeing spades.
WestNorthEastSouth
2
2NT
Both minors.
WestNorthEastSouth
1
2NT
And again both minors, whatever 1 means – natural, prepared, short or artificial.

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