MESON Chess Problem Database

Problem Display
PID: 98988 (3B2n1/5p2/1PPk1qR1/2pP3r/N5Qb/1N2R2b/3P4/K6B w - - 0 1)

Apro, Laszlo

Sakkelet, 1999

3B2n1/5p2/1PPk1qR1/2pP3r/N5Qb/1N2R2b/3P4/K6B

#2

12 + 8

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Sb2?
      • threat
        • 2.Bc7#
      • 1...Bg2
        • 2.Qd7#
      • 1...Qe6
        • 2.Sc4#
      • 1...Re5
        • 2.Sc4#
      • 1...Rxd5!
    • 1.Sc3?
      • threat
        • 2.Bc7#
      • 1...Qe6
        • 2.Sb5#
      • 1...Re5
        • 2.Sb5#
      • 1...Rxd5!
    • 1.Rxf6+?
      • 1...Sxf6
        • 2.Bc7#
        • 2.Be7#
      • 1...Bxf6+!
    • 1.d4?
      • threat
        • 2.Bc7#
      • 1...Bg2
        • 2.Qd7#
      • 1...Qe6
        • 2.dxc5#
      • 1...Re5
        • 2.dxc5#
        • 2.dxe5#
      • 1...Rxd5!
  • Keys
    • 1.Sd4!
      • threat
        • 2.Bc7#
      • 1...Bg2
        • 2.Qd7#
      • 1...Qe6
        • 2.Sb5#
      • 1...Re5
        • 2.Sb5#

FEATURES

  • Static
    • TYPE = WHITE_IN_CHECK
  • Tries
    • Try
      • S(F);P_SPINS(F)
      • Threat
        • B(L)
      • Vars
        • B(a);N_GUARD::QAR1(G)
        • Q(f);N_PINS(F)::S(F)
        • R(d);N_PINS(F)::S(F)
      • Refutation
        • R(d);XP(H)
    • Try
      • S(F);P_SPINS(F)
      • Threat
        • B(L)
      • Vars
        • Q(f);N_PINS(F)::S(F)
        • R(d);N_PINS(F)::S(F)
      • Refutation
        • R(d);XP(H)
    • Try
      • R(K);CHECK,XQ(f)
      • Refutation
        • B(b);CHECK,XR(K)
    • Try
      • P(C);P_SPINP(C)
      • Threat
        • B(L)
      • Vars
        • B(a);N_GUARD::QAR1(G)
        • Q(f);N_PINP(C)::P(C),XP(c)
      • Refutation
        • R(d);XP(H)
  • Actual
    • S(D);P_SPINS(D)
    • Threat
      • B(L)
    • Vars
      • B(a);N_GUARD::QAR1(G)
      • Q(f);N_PINS(D)::S(D)
      • R(d);N_PINS(D)::S(D)
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