MESON Chess Problem Database

Problem Display
PID: 243615 (5K2/8/3N4/2p1P3/2pk1N2/n4R2/2P2q1Q/1n4BB w - - 0 1)

Bakay, Bela

Magyar Sakkvilag, 1934

5K2/8/3N4/2p1P3/2pk1N2/n4R2/2P2q1Q/1n4BB

#2

9 + 6

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Qh8?
      • threat
        • 2.Bxf2#
        • 2.e6#
      • 1...Sxc2
        • 2.e6#
      • 1...Qe3
        • 2.e6#
      • 1...Qxg1!
  • Keys
    • 1.Re3!
      • threat
        • 2.Sf5#
      • 1...Qxf4+
        • 2.Qxf4#
      • 1...Kxe3
        • 2.Qxf2#
      • 1...Qxe3
        • 2.Se2#
      • 1...Qxc2
        • 2.Se6#
      • 1...c3
        • 2.Re4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(D);
      • Threat
        • DUALS(2)
      • Vars
        • S(c);XP(C)::QAB(D)+P(G)
        • Q(b);::QAB(D)+P(G)
      • Refutation
        • Q(b);N_SPINQ(b),XB(A)
  • Actual
    • R(E);N_PINQ(b),P_SPINS(F)
    • Threat
      • S(H)
    • Vars
      • Q(b);CHECK,OGATE,XS(F)::QAR2(D),XQ(b)
      • K(e);OGATEB,P_SPINQ(b),S_FLIGHT,XR(E)::QAB1(D),XQ(b)
      • Q(b);N_PINS(F),P_SPINQ(b),XR(E)::S(F)
      • Q(b);N_PINS(F),XP(C)::S(F)
      • P(d);SBLOCK::R1(E)
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