MESON Chess Problem Database

Problem Display
PID: 241882 (8/3Qnk1K/7B/3P4/8/8/8/8 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1931

8/3Qnk1K/7B/3P4/8/8/8/8

#2

4 + 2

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Kf6
      • 2.Qe6#
  • Tries
    • 1.Kh8?
      • 1...Kf6
        • 2.Qe6#
      • 1...Kg6!
    • 1.Bc1?
      • 1...Kf6
        • 2.Qe6#
      • 1...Kf8!
    • 1.Bd2?
      • 1...Kf6
        • 2.Qe6#
      • 1...Kf8!
    • 1.Be3?
      • 1...Kf6
        • 2.Qe6#
      • 1...Kf8!
    • 1.Bf4?
      • 1...Kf6
        • 2.Qe6#
      • 1...Kf8!
  • Keys
    • 1.Bg5!
      • 1...Kf8
        • 2.Qxe7#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • K(b);N_SPINS(a),P-FLIGHT::QAR1(C)
  • Tries
    • Try
      • K(D);P-FLIGHT
      • Vars
        • K(b);N_SPINS(a),P-FLIGHT::QAR1(C)
      • Refutation
        • K(b);N_SPINS(a),S_FLIGHT
    • Try
      • B(B);
      • Vars
        • K(b);N_SPINS(a),P-FLIGHT::QAR1(C)
      • Refutation
        • K(b);N_SPINS(a),P-FLIGHT
    • Try
      • B(B);
      • Vars
        • K(b);N_SPINS(a),P-FLIGHT::QAR1(C)
      • Refutation
        • K(b);N_SPINS(a),P-FLIGHT
    • Try
      • B(B);
      • Vars
        • K(b);N_SPINS(a),P-FLIGHT::QAR1(C)
      • Refutation
        • K(b);N_SPINS(a),P-FLIGHT
    • Try
      • B(B);
      • Vars
        • K(b);N_SPINS(a),P-FLIGHT::QAR1(C)
      • Refutation
        • K(b);N_SPINS(a),P-FLIGHT
  • Actual
    • B(B);
    • Vars
      • K(b);N_SPINS(a),P-FLIGHT::QAB1(C),XS(a)
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