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  1. %Examples: diagram, bidding, course of play.
  2. %
  3. \hsize=.5\hsize
  4. %1. Diagram
  5. $$\crdima{N/None}{\vtop{\hbox{Deal:}
  6.                  \hbox{demo}}}%
  7.   {\hand{J74}{AJ}{QJT2}{Q874}}%N
  8.   {\hand{K86}{T9542}{874}{T3}}%E
  9.   {\hand{QT952}{Q83}{AK5}{A6}}%S
  10.   {\hand{A3}{K76}{963}{KJ952}}%W
  11. $$
  12. %2. Bidding
  13. $$\bbid
  14. 1\c\alert& ? no& 1\s&\think no\cr
  15.       2\s&   no& 4\s&     a.p.\cr
  16. \noalign{\vskip.5ex}
  17. \alert\ means Alert,
  18.    conventional bid\hidewidth\cr
  19. ? means explanation
  20.               asked\hidewidth\cr
  21. \think means think
  22.               pause\hidewidth\cr
  23. \ebid $$
  24. %3. Course of play
  25. \def\LFTINF{Puzzle}
  26. \def\RGTINF{\vtop{\hbox{6NT,}
  27.              \hbox{by East}}}
  28. %
  29. \Ns={KQ76}\Es={T9}\Ss={8542}\Ws={AJ3}
  30. \Nh={J98} \Eh={A2}\Sh={QT74}\Wh={K653}
  31. \Nd={J942}\Ed={T5}\Sd={Q876}\Wd={AK3}
  32. \Nc={65}\Ec={KJ9xxxx}\Sc={2}\Wc={AQT}
  33. %
  34. \showgame
  35.  
  36. *Problem* How must NS defend in order to
  37. guarantee 1 trick?
  38.  
  39. *Solution* Start with a \h\
  40. lead in order to break communication.
  41. N must discard \h s
  42. and S must discard \s s.
  43. \smallskip\noindent
  44. \LEADS
  45. \bplay
  46. %\noalign{\LEADS}
  47. h4! & hK & h8 & h2 & -- & 1\LEADW\cr
  48. %\noalign{\LEADW}
  49. cA  & c5 & cx & c2 & -- & 2\cr
  50. cQ  & c6 & cx & s2 & -- & 3\cr
  51. cT  & h9 & cK & s4 & -- & 4\LEADE\cr
  52. %\noalign{\LEADE}
  53. cJ  & s5 & s3 & s6 & -- & 5\cr
  54. c9  & s8 & h5 & s7 & -- & 6\cr
  55. cx  & d6 & sJ & d2 & -- & 7\cr
  56. \bintermezzo
  57. On lead of the next \c\
  58. neither South nor North can be
  59. squeezed as can be seen from%
  60. \def\RGTINF{\vtop{\hbox{NS squeezed on}
  61.              \hbox{\c\ continuation?}}}
  62. \showgame
  63. with continuation
  64. \eintermezzo
  65. cx & h7 & h6 & hJ & -- & 8\cr
  66. dT & d7 & dA & d4 & -- & 9\LEADW\cr
  67. %\noalign{\LEADW}
  68. dK & d9 & d5 & d8 & -- & 10\cr
  69. h3 & dJ & hA & hT & -- & 11\LEADE\cr
  70. %\noalign{\LEADE}
  71. sT & hQ & sA & sQ & -- & 12\LEADW\cr
  72. %\noalign{\LEADW}
  73. d3 & sK & s9 & dQ & 1  & 12\cr
  74. \eplay
  75. \bye
  76. %History of changes
  77. %March 1994 Prepared for NTG's CD-ROM
  78. %           Examples of use added
  79. %           NESW figure adapted
  80. %Jan   1994 Submitted to CTAN.
  81.  
  82.