Helvig Defense to 1NT Doubled submitted by benjyacol
1NT - DBL - ?
- Pass = relay to RDBL, with
either:
- values, willing to play 1NTXX (Pass at next call shows this), or 4333 shape (next call will be the 4-card suit)
- RDBL = unspecifed 5-card suit (relay to 2C)
- 2
/2
/2
/2
=
either lower ranking of two suits (4-4),
or exclusion bid (suit is
singleton with 4441 shape) (RDBL after opponents double the
exclusion suit shows this hand)