MESON Chess Problem Database

Problem Display
PID: 64643 (1b6/4Qp2/p4P2/2P1P2r/1Npk4/KPNB1p2/b2B1P2/2r5 w - - 0 1)

Szabo, Tibor

Magyar Sakkelet, 1981

1b6/4Qp2/p4P2/2P1P2r/1Npk4/KPNB1p2/b2B1P2/2r5

#2

11 + 9

3752 FIDE Album (1980-1982) 1988

SOLUTION

  • SOUND
  • Sets
    • 1...Rxc3
      • 2.Be3#
    • 1...Bd6
      • 2.Qxd6#
    • 1...Ba7
      • 2.Qd6#
    • 1...cxd3
      • 2.Sc6#
    • 1...a5
      • 2.Sb5#
  • Tries
    • 1.Se4?
      • threat
        • 2.Be3#
      • 1...Re1
        • 2.Bc3#
      • 1...cxd3!
    • 1.Qd8+?
      • 1...Kxc5
        • 2.Be3#
      • 1...Bd6
        • 2.Qxd6#
      • 1...Kxe5!
    • 1.Qe6?
      • threat
        • 2.Qd5#
      • 1...Kxc5
        • 2.Be3#
      • 1...Rxe5
        • 2.Qxc4#
      • 1...fxe6!
    • 1.Qd7+?
      • 1...Kxc5
        • 2.Sa4#
        • 2.Be3#
      • 1...Bd6
        • 2.Qxd6#
      • 1...Kxe5!
  • Keys
    • 1.Qxf7!
      • threat
        • 2.Qd5#
      • 1...Kxc5
        • 2.Be3#
      • 1...Kxe5
        • 2.Sc6#
      • 1...Rxe5
        • 2.Qxc4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 5
  • Sets
    • R(a);P_PINP(D),SBLOCK,XS(E)::B(A)
    • B(i);N_GUARD::QAR2(K),XB(i)
    • B(i);N_GUARD::QAR2(K)
    • P(d);SBLOCK,XB(F)::S(G)
    • P(g);N_GUARD::S(E)
  • Tries
    • Try
      • S(E);
      • Threat
        • B(A)
      • Vars
        • R(a);N_GUARD::B(A)
      • Refutation
        • P(d);XB(F)
    • Try
      • Q(K);CHECK
      • Vars
        • K(e);S_FLIGHT,XP(H)::B(A)
        • B(i);N_GUARD,P_SPINB(i)::QAR2(K),XB(i)
      • Refutation
        • K(e);S_FLIGHT,XP(I)
    • Try
      • Q(K);
      • Threat
        • QAR1(K)
      • Vars
        • K(e);S_FLIGHT,XP(H)::B(A)
        • R(f);SBLOCK,XP(I)::QAR1(K),XP(d)
      • Refutation
        • P(h);XQ(K)
    • Try
      • Q(K);CHECK
      • Vars
        • B(i);N_GUARD,P_SPINB(i)::QAR2(K),XB(i)
      • Refutation
        • K(e);S_FLIGHT,XP(I)
  • Actual
    • Q(K);XP(h)
    • Threat
      • QAR1(K)
    • Vars
      • K(e);S_FLIGHT,XP(H)::B(A)
      • K(e);S_FLIGHT,XP(I)::S(G)
      • R(f);SBLOCK,XP(I)::QAR1(K),XP(d)
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