MESON Chess Problem Database

Problem Display
PID: 153601 (8/3Pb3/R7/2kN1p2/K1P2N1r/4PB2/2n5/2R5 w - - 0 1)

Lamba, Stelian

5th Place, diagrammes 01. TP, 1974

8/3Pb3/R7/2kN1p2/K1P2N1r/4PB2/2n5/2R5

#2

9 + 5

SOLUTION

  • SOUND
  • Sets
    • 1...Kxc4
      • 2.Rxc2#
    • 1...Sa1
      • 2.Sd3#
      • 2.Se6#
    • 1...Se1
      • 2.Se6#
    • 1...Sa3
      • 2.Sd3#
      • 2.Se6#
    • 1...Sxe3
      • 2.Se6#
    • 1...Sb4
      • 2.Se6#
    • 1...Sd4
      • 2.Sd3#
  • Tries
    • 1.Sb4?
      • threat
        • 2.Rc6#
      • 1...Kxc4
        • 2.Rxc2#
      • 1...Sxe3
        • 2.Se6#
      • 1...Sxb4
        • 2.Se6#
      • 1...Sd4
        • 2.Sbd3#
        • 2.Sfd3#
      • 1...Rh6!
    • 1.Sc7?
      • threat
        • 2.Rc6#
      • 1...Kxc4
        • 2.Rxc2#
      • 1...Sxe3
        • 2.Sfe6#
        • 2.Sce6#
      • 1...Sb4
        • 2.Sfe6#
        • 2.Sce6#
      • 1...Sd4
        • 2.Sd3#
      • 1...Rh6!
    • 1.Sxe7?
      • threat
        • 2.Rc6#
      • 1...Kxc4
        • 2.Rxc2#
        • 2.Rc6#
      • 1...Sxe3
        • 2.Se6#
      • 1...Sb4
        • 2.Se6#
      • 1...Sd4
        • 2.Sd3#
      • 1...Rh6!
    • 1.Rxc2?
      • threat
        • 2.Sd3#
        • 2.Se6#
      • 1...Rh6
        • 2.Sd3#
      • 1...Rxf4!
  • Keys
    • 1.Sf6!
      • threat
        • 2.Rc6#
      • 1...Kxc4
        • 2.Rxc2#
      • 1...Sxe3
        • 2.Se6#
      • 1...Sb4
        • 2.Se6#
      • 1...Sd4
        • 2.Sd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 1
  • Sets
    • K(c);OGATEB,P-FLIGHT,P_SPINS(a),XP(E)::R(A),XS(a)
    • S(a);::S(F)
    • S(a);XP(B)::S(F)
  • Tries
    • Try
      • S(G);
      • Threat
        • R1(H)
      • Vars
        • K(c);OGATEB,P-FLIGHT,P_SPINS(a),XP(E)::R(A),XS(a)
        • S(a);XP(B)::S(F)
        • S(a);XS(G)::S(F)
      • Refutation
        • R(b);
    • Try
      • S(G);
      • Threat
        • R1(H)
      • Vars
        • K(c);OGATEB,P-FLIGHT,P_SPINS(a),XP(E)::R(A),XS(a)
        • S(a);::S(F)
      • Refutation
        • R(b);
    • Try
      • S(G);XB(e)
      • Threat
        • R1(H)
      • Vars
        • S(a);XP(B)::S(F)
        • S(a);::S(F)
      • Refutation
        • R(b);
    • Try
      • R(A);XS(a)
      • Threat
        • DUALS(2)
      • Vars
        • R(b);::S(F)
      • Refutation
        • R(b);P_PINP(E),XS(F)
  • Actual
    • S(G);
    • Threat
      • R1(H)
    • Vars
      • K(c);OGATEB,P-FLIGHT,P_SPINS(a),XP(E)::R(A),XS(a)
      • S(a);XP(B)::S(F)
      • S(a);::S(F)
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