MESON Chess Problem Database

Problem Display
PID: 241872 (8/8/8/8/8/8/QpkPK3/1Rb5 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1931

8/8/8/8/8/8/QpkPK3/1Rb5

#2

4 + 3

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Bxd2
      • 2.Qxb2#
  • Tries
    • 1.d4?
      • 1...Bd2
        • 2.Qxb2#
      • 1...Be3
        • 2.Qxb2#
      • 1...Bf4
        • 2.Qxb2#
      • 1...Bg5
        • 2.Qxb2#
      • 1...Bh6
        • 2.Qxb2#
      • 1...Kc3!
  • Keys
    • 1.d3!
      • 1...Kc3
        • 2.Qc4#
      • 1...Bd2
        • 2.Qxb2#
      • 1...Be3
        • 2.Qxb2#
      • 1...Bf4
        • 2.Qxb2#
      • 1...Bg5
        • 2.Qxb2#
      • 1...Bh6
        • 2.Qxb2#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • B(a);N_GUARD,XP(C)::QAR1(B),XP(b)
  • Tries
    • Try
      • P(C);
      • Vars
        • B(a);N_GUARD::QAR1(B),XP(b)
      • Refutation
        • K(c);N_SPINP(b),P-FLIGHT
  • Actual
    • P(C);
    • Vars
      • K(c);N_SPINP(b),P-FLIGHT::QAR1(B)
      • B(a);N_GUARD::QAR1(B),XP(b)
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