MESON Chess Problem Database

Problem Display
PID: 230080 (7Q/p7/p1N5/8/k7/3r4/K7/1N2b3 w - - 0 1)

Cheron, Andre

Le Temps, 1933

7Q/p7/p1N5/8/k7/3r4/K7/1N2b3

#4

4 + 5

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Qb8!
      • threat
        • 2.Sc3+
          • 2...Rxc3
            • 3.Qb4#
          • 2...Bxc3
            • 3.Qb3#
      • 1...Ba5
        • 2.Qb2
          • 2...Ra3+
            • 3.Sxa3
              • threat
                • 4.Qc2#
                • 4.Qb3#
          • 2...Rd2
            • 3.Sxd2
              • threat
                • 4.Qb3#
              • 3...Bb4
                • 4.Qxb4#
          • 2...Rc3
            • 3.Sxc3+
              • 3...Bxc3
                • 4.Qb3#
          • 2...Re3
            • 3.Qd4+
              • 3...Kb5
                • 4.Sxa7#
              • 3...Bb4
                • 4.Qxb4#
          • 2...Rf3
            • 3.Qd4+
              • 3...Kb5
                • 4.Sxa7#
              • 3...Bb4
                • 4.Qxb4#
          • 2...Rg3
            • 3.Qd4+
              • 3...Kb5
                • 4.Sxa7#
              • 3...Bb4
                • 4.Qxb4#
          • 2...Rh3
            • 3.Qd4+
              • 3...Kb5
                • 4.Sxa7#
              • 3...Bb4
                • 4.Qxb4#
          • 2...Be1
            • 3.Sc3+
              • 3...Rxc3
                • 4.Qb4#
              • 3...Bxc3
                • 4.Qb3#
          • 2...Bd2
            • 3.Sc3+
              • 3...Rxc3
                • 4.Qb4#
              • 3...Bxc3
                • 4.Qb3#
      • 1...a5
        • 2.Sxa7
          • threat
            • 3.Qb5#
          • 2...Rd2+
            • 3.Sxd2
              • threat
                • 4.Qf4#
                • 4.Qb3#
                • 4.Qb5#
          • 2...Ra3+
            • 3.Sxa3
              • threat
                • 4.Qb3#
                • 4.Qb5#

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