overview DEFENSE after OPENING by your PARTNERSHIP

DEFENSE: several CONVENTIONS explained
overview DEFENSE DEFENSE class A: after OPENING by the OPPONENTS
overview DEFENSE DEFENSE class B: after OPENING by MAF-fe 1§/1¨ openings
overview of DEFENSIVE CONVENTIONS after OPENING by your PARTNERSHIP
 
HAND:   1 2 3 4 5    
Convention:     NORTH     EAST SOUTH     WEST         NORTH       Meaning:
  we they we they we   of the red bid in relevant situation
 
hostile intervention   1©/ª double 2§/¨ or 1NT --- ---   common conform diagram
Truscott 1©/ª double 2/3©/ª or 2NT --- ---   preemptive or strong
Sohl Double 1© 1ª double --- ---   4-card ª, Sohl-response
Negative Double 1©/ª 2« or 1NT double --- ---   Sohl-response intended
Negative Double 1§/¨ double or 1/2« ??? --- ---   complex: : SEPARATE TABLE
hostile intervention 1« 1/2« 2/3« --- ---   common conform diagram
hostile jump overcall 1« 2/3« double --- ---   competitive double
Competitive Double - - - - 2« 2/3« double --- ---   leave it in ? law of total tricks
hostile intervention 1« 2/3« 2/3«/« --- ---   real >=10
hostile intervention 1« 1NT 2« --- ---   common conform diagram
Lead Double 1« 2«, conv. double --- ---   lead « when it is your turn
Lead Double --- - - - ?« conv. double --- ---   lead « when it is your turn
Lebensohl 1NT 2« 2NT pass relay 3§   etc.
never applied until now 1« double redouble --- ---   no application for this redouble
1NT Redouble 1NT double redouble --- ---   weak, long suit
D0p1-R0p1 - - - - 4NT double pass --- ---   1 ace
R0p1 - - - - 4NT double redouble --- ---   0 aces
D0p1 - - - - 4NT 5« pass --- ---   1 ace
D0p1-R0p1   - - - - 4NT 5« double --- ---   0 aces