Looks like responder bid according to the announced method: 6-10 or so with 4 card support. It also appears that responder took the request for an explanation as a sign that a so-so holding merited more action after opener's clear preference to keep it low, which preference I for ...
Borel and Cheron compute probabilities for sides, 26 cards, after dummy comes down, conveniently ignoring the faced opening lead.
The integer 26 has 104 partitions into 4 integers, none greater than 13 or less than zero. Because 26 is an even number, the four integer parts must fall into one ...
Must be missing something. Once I have seen two hands, the unseen cards in each suit are either even in number or odd in number. If odd in number the split is necessarily even plus odd. If even in number the split is either even plus even or odd plus ...
Singleton top honor.
Already a pair at one of the local clubs wants to extend Stayman to show a singleton top honor. One of our top directors checked with ACBL staff, who found no issues with a 2NT response to show a stiff club and a 3C response to show ...
Reminds me of a National where we experienced a similar situation. We told the opponents we play Precision prior to play so that they might prepare. One opponent was a professional and the other his client. We alerted our bids as required. Yet the professional on receipt of a poor ...