MESON Chess Problem Database

Problem Display
PID: 159537 (8/8/1nrp2RP/1p3Q2/1rkp2R1/1b5K/1P3NP1/8 w - - 0 1)

Djurasevic, Branislav

Politika, 1992

8/8/1nrp2RP/1p3Q2/1rkp2R1/1b5K/1P3NP1/8

#2

8 + 8

15526 Svi Moji Sahovski Problemi (Djurasevic) 1992

SOLUTION

  • SOUND
  • Sets
    • 1...d5
      • 2.Rxc6#
  • Tries
    • 1.R6g5?
      • threat
        • 2.Qd3#
      • 1...Ra4
        • 2.Qxb5#
      • 1...Bc2
        • 2.Qxc2#
      • 1...Sd5
        • 2.Qxd5#
      • 1...d5!
    • 1.Qc2+?
      • 1...Kd5
        • 2.R4g5#
      • 1...Bxc2!
    • 1.Qd3+?
      • 1...Kd5
        • 2.R4g5#
      • 1...Kc5!
    • 1.Qe6+?
      • 1...Kc5
        • 2.Sd3#
        • 2.Se4#
      • 1...d5
        • 2.Qxc6#
      • 1...Sd5!
    • 1.Qf7+?
      • 1...Kc5
        • 2.Sd3#
        • 2.Se4#
      • 1...d5
        • 2.Rxc6#
      • 1...Sd5!
  • Keys
    • 1.R4g5!
      • threat
        • 2.Qd3#
      • 1...Ra4
        • 2.Qxb5#
      • 1...Bc2
        • 2.Qxc2#
      • 1...Sd5
        • 2.Qxd5#
      • 1...d3
        • 2.Rg4#
        • 2.Qxd3#
        • 2.Qe4#
        • 2.Qg4#
        • 2.Qf4#
      • 1...d5
        • 2.Rxc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • P(h);OGATE::R(G),XR(g)
  • Tries
    • Try
      • R(G);
      • Threat
        • QAB1(F)
      • Vars
        • R(b);N_GUARD::QAB1(F),XP(e)
        • B(a);N_GUARD::QAR2(F),XB(a)
        • S(f);N_GUARD::QAB1(F),XS(f)
      • Refutation
        • P(h);
    • Try
      • Q(F);CHECK
      • Vars
        • K(c);N_SPINP(d),S_FLIGHT::R(E)
      • Refutation
        • B(a);XQ(F)
    • Try
      • Q(F);CHECK
      • Vars
        • K(c);S_FLIGHT::R(E)
      • Refutation
        • K(c);N_SPINP(d),P-FLIGHT
    • Try
      • Q(F);CHECK
      • Vars
        • P(h);OGATE::QAR2(F),XR(g)
      • Refutation
        • S(f);P_SPINS(f)
    • Try
      • Q(F);CHECK
      • Vars
        • P(h);OGATE::R(G),XR(g)
      • Refutation
        • S(f);P_SPINS(f)
  • Actual
    • R(E);N_PINP(d)
    • Threat
      • QAB1(F)
    • Vars
      • R(b);N_GUARD::QAB1(F),XP(e)
      • B(a);N_GUARD::QAR2(F),XB(a)
      • S(f);N_GUARD::QAB1(F),XS(f)
      • P(h);OGATE::R(G),XR(g)
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