The Encyclopedia of Bridge provides this example layout:
West leads the
This may be known either by the bidding or when counting the distribution during the play of the hand. Again from the Encyclopedia of Bridge:
West leads a club and declarer puts up dummy's ace. East can signal with the
Scanian signals were created by Swedish expert Anders Wirgren. His writeup first appeared in the July 1991 edition of Bridge World magazine.
2020 © Jeff Tang. All Rights Reserved.