MESON Chess Problem Database

Problem Display
PID: 231112 (4k1KQ/2p2RP1/2P5/8/8/8/8/8 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1927

4k1KQ/2p2RP1/2P5/8/8/8/8/8

#2

5 + 2

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Kd8
      • 2.Kh7#
  • Tries
    • 1.Rf1?
      • 1...Kd8
        • 2.Kf7#
      • 1...Ke7!
    • 1.Rf2?
      • 1...Kd8
        • 2.Kf7#
      • 1...Ke7!
    • 1.Rf3?
      • 1...Kd8
        • 2.Kf7#
      • 1...Ke7!
    • 1.Rf4?
      • 1...Kd8
        • 2.Kf7#
      • 1...Ke7!
    • 1.Rf5?
      • 1...Kd8
        • 2.Kf7#
      • 1...Ke7!
    • 1.Rf6?
      • 1...Kd8
        • 2.Kf7#
      • 1...Ke7!
    • 1.Re7+?
      • 1...Kd8
        • 2.Kf7#
      • 1...Kxe7!
  • Keys
    • 1.Qh3!
      • 1...Kd8
        • 2.Qd7#

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 1
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(b);P-FLIGHT::QAR(E)+K(D)
  • Tries
    • Try
      • R(B);
      • Vars
        • K(b);P-FLIGHT::QAR(E)+K(D)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • R(B);
      • Vars
        • K(b);P-FLIGHT::QAR(E)+K(D)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • R(B);
      • Vars
        • K(b);P-FLIGHT::QAR(E)+K(D)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • R(B);
      • Vars
        • K(b);P-FLIGHT::QAR(E)+K(D)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • R(B);
      • Vars
        • K(b);P-FLIGHT::QAR(E)+K(D)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • R(B);
      • Vars
        • K(b);P-FLIGHT::QAR(E)+K(D)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • R(B);CHECK
      • Vars
        • K(b);P-FLIGHT::QAR(E)+K(D)
      • Refutation
        • K(b);P-FLIGHT,XR(B)
  • Actual
    • Q(E);
    • Vars
      • K(b);P-FLIGHT::QAR1(E)
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Developed and maintained by Brian Stephenson.
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