MESON Chess Problem Database

Problem Display
PID: 164266 (8/1N4n1/4p3/3rp3/3pk1B1/1P4p1/2r1P1N1/Q5BK w - - 0 1)

Erdenbrecher, Hans Michael

Die Schwalbe, 1970

8/1N4n1/4p3/3rp3/3pk1B1/1P4p1/2r1P1N1/Q5BK

#4

8 + 8

SOLUTION

  • SOUND
  • Keys
    • 1.Qf1!
      • threat
        • 2.Qf3#
      • 1...Rc3
        • 2.Qf8
          • threat
            • 3.Bf3+
              • 3...Rxf3
                • 4.Qxf3#
          • 2...Rxb3
            • 3.Bf3+
              • 3...Rxf3
                • 4.Qxf3#
          • 2...Rd3
            • 3.Bf3+
              • 3...Rxf3
                • 4.Qxf3#
            • 3.Qa8
              • threat
                • 4.Sc5#
                • 4.Sd6#
          • 2...Re3
            • 3.Bf3+
              • 3...Rxf3
                • 4.Qxf3#
          • 2...Sf5
            • 3.Qa8
              • 3...Rxb3
                • 4.Sc5#
              • 3...Ra5
                • 4.Sc5#
                • 4.Sd6#
              • 3...Rb5
                • 4.Sc5#
                • 4.Sd6#
              • 3...Rdc5
                • 4.Sxc5#
                • 4.Sd6#
              • 3...Rd6
                • 4.Sc5#
                • 4.Sxd6#
              • 3...Rd7
                • 4.Sc5#
                • 4.Sd6#
              • 3...Rd8
                • 4.Sc5#
                • 4.Sd6#
              • 3...Rc1
                • 4.Bf3#
              • 3...Rc2
                • 4.Bf3#
              • 3...Rd3
                • 4.Sc5#
              • 3...Re3
                • 4.Sc5#
              • 3...Rf3
                • 4.Sc5#
                • 4.Bxf3#
              • 3...Rc4
                • 4.Bf3#
              • 3...Rcc5
                • 4.Sxc5#
                • 4.Bf3#
              • 3...Rc6
                • 4.Bf3#
              • 3...Rc7
                • 4.Bf3#
              • 3...Rc8
                • 4.Bf3#
              • 3...Se3
                • 4.Sd6#
              • 3...Sh4
                • 4.Sd6#
              • 3...Sd6
                • 4.Sxd6#
              • 3...Sh6
                • 4.Sd6#
              • 3...Se7
                • 4.Sd6#
              • 3...Sg7
                • 4.Sd6#
              • 3...d3
                • 4.Bf3#

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