MESON Chess Problem Database

Problem Display
PID: 137121 (7b/2P4N/4p3/4Nk2/2P5/3RK3/2P5/BB6 w - - 0 1)

Klemanic, Emil

1st HM., Slovensky Dennik, 1991

7b/2P4N/4p3/4Nk2/2P5/3RK3/2P5/BB6

#2

9 + 3

6490 yacpdb 2010

SOLUTION

  • SOUND
  • Tries
    • 1.Kd4?
      • threat
        • 2.Rf3#
      • 1...Kf4
        • 2.Rf3#
      • 1...Bxe5+!
    • 1.Rd5?
      • threat
        • 2.c3#
      • 1...exd5
        • 2.c8Q#
        • 2.c8B#
      • 1...Bxe5!
    • 1.c3?
      • threat
        • 2.Rd5#
      • 1...Bxe5
        • 2.Rd4#
      • 1...Kxe5!
    • 1.c8S?
      • threat
        • 2.Sd6#
        • 2.Se7#
      • 1...Bf6
        • 2.Sd6#
      • 1...Bxe5!
  • Keys
    • 1.Rd4!
      • threat
        • 2.Rf4#
      • 1...Kxe5
        • 2.Rd5#
      • 1...Bxe5
        • 2.c3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(E);P_SPINS(G),S_FLIGHT
      • Threat
        • R(D)
      • Vars
        • K(a);P-FLIGHT::R1(D)
      • Refutation
        • B(c);CHECK,XS(G)
    • Try
      • R(D);
      • Threat
        • B(B)+P(C)
      • Vars
        • P(b);XR(D)::P=Q
      • Refutation
        • B(c);P_SPINB(c),XS(G)
    • Try
      • P(C);
      • Threat
        • B(B)+R(D)
      • Vars
        • B(c);SBLOCK,XS(G)::B(B)+R(D)
      • Refutation
        • K(a);P-FLIGHT,XS(G)
    • Try
      • P(H);
      • Threat
        • DUALS(2)
      • Vars
        • B(c);::S(H)
      • Refutation
        • B(c);XS(G)
  • Actual
    • R(D);
    • Threat
      • R1(D)
    • Vars
      • K(a);OGATEB,P-FLIGHT,XS(G)::B(A)+R(D),DCHECK
      • B(c);SBLOCK,XS(G)::B(B)+P(C)
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