2 Responses to Tuesday Quiz

  1. Yuichi Sato says:
    February 25, 2014 at 14:38

    (a) 1.Rb6 ( threatening checkmate with 2.Qxb7# ) Ra7 2.Qe5+ Ka8 ( , 2. …Qd6 3.Qxd6+ Ka8 [ or 3. …Rc7 4.Qxc7+ Ka8 5.Qc8# or Qd8# ] 4.Nc7+ Kb8 [ or 4. …Rxc7 5.Qd8+ Rc8 6.Qxc8# ] 5.Na6++ Ka8 6.Qb8+ Rxb8 7.Nc7# , or 2. …Rc7 3.Qxc7+ Ka8 4.Qc8# or Qd8# ) 3.Nc7+
    (a1) 3. …Kb8 4.Na6++ Ka8 5.Qb8+ Rxb8 6.Nc7#
    (a2) 3. …Rxc7 4.Qe8+ Rc8 5.Qxc8#
    (b) 1.Rb6 Qa6 2.Qe5+ Ka7 ( 2. …Rc7?? 3.Qxc7+ Ka7 4.Rxa6+ Kxa6 5.Qb6# ) 3.Rxa6+
    (b1) 3. …Kxa6 4.Nc7+ and if Black plays 4. …Rxc7, then 5.Qxc7 ＋－ .
    (b2) 3. …bxa6?? 4.Qxd4+ Rc5 ( or 4. …Kb7 [ or 4. …Kb8 5.Qb6# ] 5.Qb6# ) 5.Qxc5+ Kb7 ( or 5. …Kb8 6.Qc7# ) 6.Qc7#
    (c) 1.Rb6 Rc7?? 2.Qxc7+ Ka7 3.Qxb7#
    (d) 1.Rb6 Qa7?? 2.Qe5+ Rc7 3.Qxc7#

  2. yelenadembo says:
    February 26, 2014 at 06:24

    Very good!

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