MESON Chess Problem Database

Problem Display
PID: 195188 (7Q/3B3K/3pPr2/4k3/3R2pN/5pP1/p4P2/B7 w - - 0 1)

Simay-Molnar, Aladar

Magyar Sakkvilag, 1918

7Q/3B3K/3pPr2/4k3/3R2pN/5pP1/p4P2/B7

#2

9 + 6

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...d5
      • 2.Qb8#
  • Tries
    • 1.Sxf3+?
      • 1...Kf5
        • 2.Rf4#
      • 1...gxf3!
    • 1.Ba4?
      • 1...Kxe6
        • 2.Qe8#
      • 1...d5!
    • 1.Bb5?
      • 1...Kxe6
        • 2.Qe8#
      • 1...d5!
    • 1.Bc6?
      • threat
        • 2.Re4#
      • 1...Kxe6
        • 2.Qe8#
      • 1...d5!
    • 1.Rxd6+?
      • 1...Ke4
        • 2.Bc6#
        • 2.Qa8#
      • 1...Kxd6!
  • Keys
    • 1.Kg7!
      • 1...Rg6+
        • 2.Kxg6#
      • 1...Rf7+
        • 2.Kxf7#
      • 1...Rxe6
        • 2.Qh5#
      • 1...d5
        • 2.Qb8#
      • 1...Rf4
        • 2.gxf4#
      • 1...Rf5
        • 2.Sg6#
      • 1...Rh6
        • 2.Kxh6#
      • 1...Rf8
        • 2.Kxf8#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
    • P(e);OGATEB::QAB(I)
  • Tries
    • Try
      • S(E);CHECK,XP(b)
      • Vars
        • K(d);N_SPINR(f),P-FLIGHT::R1(D)
      • Refutation
        • P(c);XS(E)
    • Try
      • B(G);
      • Vars
        • K(d);N_SPINR(f),OGATEB,P-FLIGHT,XP(F)::QAR2(I)
      • Refutation
        • P(e);
    • Try
      • B(G);
      • Vars
        • K(d);N_SPINR(f),OGATEB,P-FLIGHT,XP(F)::QAR2(I)
      • Refutation
        • P(e);
    • Try
      • B(G);
      • Threat
        • B(A)+R(D),DCHECK
      • Vars
        • K(d);N_SPINR(f),OGATEB,P-FLIGHT,XP(F)::QAR2(I)
      • Refutation
        • P(e);
    • Try
      • R(D);CHECK,XP(e)
      • Refutation
        • K(d);N_SPINR(f),S_FLIGHT,XR(D)
  • Actual
    • K(H);N_PINR(f),P-FLIGHT
    • Vars
      • R(f);CHECK::QAB(I)+K(H),XR(f)
      • R(f);N_GUARD,XP(F)::QAR(I)
      • P(e);OGATEB::QAB(I)
      • R(f);OGATE::P(C),XR(f)
      • R(f);N_GUARD,SBLOCK::S(E)
      • R(f);::QAB(I)+K(H),XR(f)
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