MESON Chess Problem Database

Problem Display
PID: 108103 (1K1R3N/Bp1pp2p/1r2P2p/1p1rkp2/3R1N2/8/B2P2Q1/8 w - - 0 1)

Garai, Toma

Banska Bystrica (BABY), 1960

1K1R3N/Bp1pp2p/1r2P2p/1p1rkp2/3R1N2/8/B2P2Q1/8

#2

10 + 10

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Kxd4
      • 2.Qxd5#
    • 1...Kd6
      • 2.Qxd5#
    • 1...Rc5
      • 2.Qg7#
    • 1...Rdd6
      • 2.Qg7#
    • 1...Rbd6
      • 2.Qg7#
    • 1...dxe6
      • 2.Qg7#
    • 1...d6
      • 2.Qg7#
  • Tries
    • 1.Sf7+?
      • 1...Kxd4
        • 2.Qxd5#
      • 1...Kf6!
    • 1.Rxd5+?
      • 1...Kf6
        • 2.Rf8#
      • 1...Kxf4!
  • Keys
    • 1.Sh5!
      • threat
        • 2.Qxd5#
      • 1...Kxd4
        • 2.Qxd5#
      • 1...Kd6
        • 2.Qxd5#
      • 1...Kxe6
        • 2.Qxd5#
      • 1...Rxd4
        • 2.Sf7#
      • 1...dxe6
        • 2.Qg7#
      • 1...Rc5
        • 2.Qg7#
      • 1...Rdd6
        • 2.Qg7#
      • 1...Rbd6
        • 2.Qe2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • K(c);P_SPINR(e),S_FLIGHT,XR(D)::QAR1(C),XR(b)
    • K(c);P_SPINP(h),P_SPINR(b),S_FLIGHT::QAR1(C),XR(b)
    • R(b);::QAB(C)
    • R(e);SBLOCK::QAB(C)
    • P(h);XP(F)::QAB(C)
    • P(h);::QAB(C)
  • Tries
    • Try
      • S(J);CHECK
      • Vars
        • K(c);P_SPINR(e),S_FLIGHT,XR(D)::QAR1(C),XR(b)
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • R(D);CHECK,XR(b)
      • Vars
        • K(c);S_FLIGHT::R(I)
      • Refutation
        • K(c);S_FLIGHT,XS(E)
  • Actual
    • S(E);
    • Threat
      • QAR1(C),XR(b)
    • Vars
      • K(c);P_SPINR(e),S_FLIGHT,XR(D)::QAR1(C),XR(b)
      • K(c);P_SPINP(h),P_SPINR(b),S_FLIGHT::QAR1(C),XR(b)
      • K(c);P-FLIGHT,P_SPINR(b),XP(F)::QAB1(C),XR(b)
      • R(b);SBLOCK,XR(D)::S(J)
      • P(h);SBLOCK,XP(F)::QAB(C)
      • R(b);::QAB(C)
      • R(e);SBLOCK::QAR(C)
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