MESON Chess Problem Database

Problem Display
PID: 35701 (8/8/8/8/1P6/kb1Q4/Np6/1K6 w - - 0 1)

Belschan, Johannes

Wiener Schachzeitung, 1937

8/8/8/8/1P6/kb1Q4/Np6/1K6

#4

4 + 3

3713 Snap 2018

SOLUTION

  • COOKED
  • Keys
    • 1.Qc3!
      • 1...Ka4
        • 2.Qc5
          • threat
            • 3.Qa5#
          • 2...Bxa2+
            • 3.Kxb2
              • threat
                • 4.Qa5#
          • 2...Bc2+
            • 3.Kxb2
              • threat
                • 4.Sc3#
                • 4.Qa5#
                • 4.Qc6#
          • 2...Ka3
            • 3.b5+
              • 3...Ka4
                • 4.Qb4#
          • 2...Bd1
            • 3.Kxb2
              • threat
                • 4.Sc3#
                • 4.Qa5#
                • 4.Qc6#
          • 2...Bc4
            • 3.Kxb2
              • threat
                • 4.Sc3#
                • 4.Qa5#
          • 2...Bd5
            • 3.Kxb2
              • threat
                • 4.Sc3#
                • 4.Qa5#
          • 2...Be6
            • 3.Kxb2
              • threat
                • 4.Sc3#
                • 4.Qa5#
                • 4.Qc6#
          • 2...Bf7
            • 3.Kxb2
              • threat
                • 4.Sc3#
                • 4.Qa5#
                • 4.Qc6#
          • 2...Bg8
            • 3.Kxb2
              • threat
                • 4.Sc3#
                • 4.Qa5#
                • 4.Qc6#
    • 1.Qe3!
      • 1...Ka4
        • 2.Qc5
          • threat
            • 3.Qa5#
          • 2...Bxa2+
            • 3.Kxb2
              • threat
                • 4.Qa5#
          • 2...Bc2+
            • 3.Kxb2
              • threat
                • 4.Sc3#
                • 4.Qa5#
                • 4.Qc6#
          • 2...Ka3
            • 3.b5+
              • 3...Ka4
                • 4.Qb4#
          • 2...Bd1
            • 3.Kxb2
              • threat
                • 4.Sc3#
                • 4.Qa5#
                • 4.Qc6#
          • 2...Bc4
            • 3.Kxb2
              • threat
                • 4.Sc3#
                • 4.Qa5#
          • 2...Bd5
            • 3.Kxb2
              • threat
                • 4.Sc3#
                • 4.Qa5#
          • 2...Be6
            • 3.Kxb2
              • threat
                • 4.Sc3#
                • 4.Qa5#
                • 4.Qc6#
          • 2...Bf7
            • 3.Kxb2
              • threat
                • 4.Sc3#
                • 4.Qa5#
                • 4.Qc6#
          • 2...Bg8
            • 3.Kxb2
              • threat
                • 4.Sc3#
                • 4.Qa5#
                • 4.Qc6#
    • 1.Qh3!
      • 1...Ka4
        • 2.Qd7+
          • 2...Ka3
            • 3.Qd3
              • 3...Ka4
                • 4.Qa6#

This anticipates 177226(1968)

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