MESON Chess Problem Database

Problem Display
PID: 242147 (5Q2/3pn3/1p2P3/2P3p1/N2p1p2/K2p2p1/3NP1b1/k7 w - - 0 1)

Ott, Hans

Schweizerische Schachzeitung, 1963

5Q2/3pn3/1p2P3/2P3p1/N2p1p2/K2p2p1/3NP1b1/k7

#4

7 + 10

15257 Kunstwerke auf 64 Feldern (1922-1966) (Ott, Kummer, Schudel) 1968

SOLUTION

  • SOUND
  • Keys
    • 1.Qb8!
      • threat
        • 2.Qxb6
          • threat
            • 3.Qb1#
            • 3.Qb2#
      • 1...Bd5
        • 2.Qxb6
          • threat
            • 3.Qb1#
            • 3.Qb2#
          • 2...Bb3
            • 3.Qxb3
              • threat
                • 4.Qd1#
                • 4.Qa2#
                • 4.Qb1#
                • 4.Qb2#
      • 1...Bc6
        • 2.Qxb6
          • threat
            • 3.Qb1#
            • 3.Qb2#
          • 2...Bb5
            • 3.Qxb5
              • threat
                • 4.Qb1#
                • 4.Qb2#
        • 2.Sc3
          • threat
            • 3.Sb3#
          • 2...dxc3
            • 3.Qh8
              • threat
                • 4.Qxc3#
              • 3...Sd5
                • 4.Qh1#
          • 2...Ba4
            • 3.Qxb6
              • threat
                • 4.Qb1#
                • 4.Qb2#
              • 3...Bb3
                • 4.Sxb3#
              • 3...Bb5
                • 4.Sb3#
          • 2...Bd5
            • 3.Qxb6
              • threat
                • 4.Qb1#
                • 4.Qb2#
              • 3...Bb3
                • 4.Sxb3#
      • 1...Bb7
        • 2.Sc3
          • threat
            • 3.Sb3#
          • 2...dxc3
            • 3.Qh8
              • threat
                • 4.Qxc3#
              • 3...Sd5
                • 4.Qh1#
          • 2...Bd5
            • 3.Qxb6
              • threat
                • 4.Qb1#
                • 4.Qb2#
              • 3...Bb3
                • 4.Sxb3#
      • 1...Sd5
        • 2.Qe5
          • threat
            • 3.Qxd4+
              • 3...Sc3
                • 4.Qxc3#
          • 2...bxc5
            • 3.Sxc5
              • threat
                • 4.Scb3#
          • 2...Sc3
            • 3.Qxd4
              • threat
                • 4.Qxc3#
      • 1...Sc6
        • 2.Qxb6
          • threat
            • 3.Qb1#
            • 3.Qb2#
          • 2...Sb4
            • 3.Qxb4
              • threat
                • 4.Qb1#
                • 4.Qb2#
                • 4.Qxd4#
      • 1...Sc8
        • 2.Qe5
          • threat
            • 3.Qxd4#
          • 2...bxc5
            • 3.Sxc5
              • threat
                • 4.Scb3#
                • 4.Qxd4#
            • 3.Qxc5
              • threat
                • 4.Qxd4#
                • 4.Qc1#

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