MESON Chess Problem Database

Problem Display
PID: 110379 (4n1B1/2K1P2r/1pN1Pp2/1N1k1p2/2bPqP2/5P2/2QR4/1R1n4 w - - 0 1)

Mlynka, Karol

Sachova skladba, 1998

4n1B1/2K1P2r/1pN1Pp2/1N1k1p2/2bPqP2/5P2/2QR4/1R1n4

#2

12 + 9

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Kxb6?
      • threat
        • 2.Sb4#
      • 1...Qxd4+
        • 2.Rxd4#
      • 1...Qxe6
        • 2.Qxf5#
      • 1...Bxb5
        • 2.Qc5#
      • 1...Rf7!
  • Keys
    • 1.Kd7!
      • threat
        • 2.Sb4#
      • 1...Qxe6+
        • 2.Bxe6#
      • 1...Rxe7+
        • 2.Sxe7#
      • 1...Qxd4
        • 2.Qxf5#
      • 1...Bxb5
        • 2.Rxb5#

FEATURES

  • Static
    • TYPE = WHITE_IN_CHECK
  • Tries
    • Try
      • K(J);N_SPINP(K),S_FLIGHT,XP(f)
      • Threat
        • S(H)
      • Vars
        • Q(c);CHECK,OGATE,P_SPINQ(c),XP(E)::R1(C),XQ(c)
        • Q(c);OGATE,P_PINS(H),P_SPINQ(c),XP(I)::QAR2(B),XP(e)
        • B(b);OGATE,XS(G)::QAR1(B)
      • Refutation
        • R(h);
  • Actual
    • K(J);P-FLIGHT
    • Threat
      • S(H)
    • Vars
      • Q(c);CHECK,OGATE,P_SPINQ(c),XP(I)::B(L),XQ(c)
      • R(h);CHECK,XP(K)::S(H),XR(h)
      • Q(c);OGATE,P_SPINQ(c),XP(E)::QAR2(B),XP(e)
      • B(b);OGATE,P_PINS(H),XS(G)::R(A),XB(b)
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