MESON Chess Problem Database

Problem Display
PID: 136634 (7B/1pKP2r1/1RNN1kp1/1p4pn/3p1bQ1/3P2p1/6P1/5R2 w - - 0 1)

Gavrilovski, Zoran

Liga Problemista, 1988/2

7B/1pKP2r1/1RNN1kp1/1p4pn/3p1bQ1/3P2p1/6P1/5R2

#2

10 + 10

6490 yacpdb 2010

SOLUTION

  • SOUND
  • Tries
    • 1.Kb8?
      • threat
        • 2.d8Q#
        • 2.d8B#
      • 1...b4
        • 2.d8Q#
        • 2.d8B#
      • 1...bxc6!
    • 1.Kc8?
      • threat
        • 2.d8Q#
        • 2.d8B#
      • 1...b4
        • 2.d8Q#
        • 2.d8B#
      • 1...bxc6!
    • 1.Sxd4?
      • threat
        • 2.Qe6#
      • 1...Ke7
        • 2.d8Q#
      • 1...Ke5!
    • 1.Se7?
      • 1...Ke5
        • 2.Sf7#
      • 1...Kxe7
        • 2.d8Q#
      • 1...b4!
    • 1.Sd8?
      • threat
        • 2.Qe6#
      • 1...Ke5
        • 2.Qe6#
      • 1...Ke7!
    • 1.Bxg7+?
      • 1...Sxg7
        • 2.d8Q#
        • 2.d8B#
      • 1...Kxg7!
    • 1.Qxg5+?
      • 1...Ke6
        • 2.Sxd4#
        • 2.Sd8#
      • 1...Kxg5!
  • Keys
    • 1.Sb4!
      • 1...Ke5
        • 2.Sf7#
      • 1...Ke7
        • 2.d8Q#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(H);N_SPINP(I),S_FLIGHT
      • Threat
        • P=Q
      • Vars
        • P(d);::P=Q
      • Refutation
        • P(i);XS(F)
    • Try
      • K(H);N_SPINP(I),N_SPINS(G),P-FLIGHT
      • Threat
        • P=Q
      • Vars
        • P(d);::P=Q
      • Refutation
        • P(i);XS(F)
    • Try
      • S(F);XP(b)
      • Threat
        • QAR1(D)
      • Vars
        • K(g);N_PINP(I),N_SPINB(c),N_SPINR(j),S_FLIGHT::P=Q
      • Refutation
        • K(g);N_PINS(G),N_SPINB(c),S_FLIGHT
    • Try
      • S(F);N_SPINP(I)
      • Vars
        • K(g);N_PINS(G),N_SPINB(c),S_FLIGHT::S(G)
        • K(g);N_SPINB(c),N_SPINR(j),S_FLIGHT,XS(F)::P=Q
      • Refutation
        • P(d);
    • Try
      • S(F);
      • Threat
        • QAR1(D)
      • Vars
        • K(g);N_PINS(G),N_SPINB(c),S_FLIGHT::QAR1(D)
      • Refutation
        • K(g);N_PINP(I),N_SPINB(c),N_SPINR(j),S_FLIGHT
    • Try
      • B(J);CHECK,N_SPINP(I),XR(j)
      • Vars
        • S(f);SBLOCK,XB(J)::P=Q
      • Refutation
        • K(g);N_SPINB(c),S_FLIGHT,XB(J)
    • Try
      • Q(D);CHECK,XP(e)
      • Refutation
        • K(g);N_SPINB(c),N_SPINR(j),S_FLIGHT,XQ(D)
  • Actual
    • S(F);
    • Vars
      • K(g);N_PINS(G),N_SPINB(c),S_FLIGHT::S(G)
      • K(g);N_PINP(I),N_SPINB(c),N_SPINR(j),S_FLIGHT::P=Q
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