MESON Chess Problem Database

Problem Display
PID: 179795 (8/b1Q1K3/1P2p3/3pP2N/3NkP2/2P5/2PP2nR/5rr1 w - - 0 1)

Michel, Francois

Monreal, Pierre

Themes-64, 1978

8/b1Q1K3/1P2p3/3pP2N/3NkP2/2P5/2PP2nR/5rr1

#2

11 + 7

102 Probleemblad 1979

SOLUTION

  • SOUND
  • Sets
    • 1...Rxf4
      • 2.Sg3#
    • 1...Se1
      • 2.Re2#
    • 1...Se3
      • 2.d3#
    • 1...Sxf4
      • 2.Sf6#
    • 1...Sh4
      • 2.Re2#
  • Tries
    • 1.Kd6?
      • threat
        • 2.Qh7#
      • 1...Rxf4
        • 2.Sg3#
      • 1...Sxf4
        • 2.Sf6#
      • 1...Se1
        • 2.Re2#
      • 1...Se3
        • 2.d3#
      • 1...Sh4
        • 2.Re2#
      • 1...Bb8!
    • 1.Kxe6?
      • threat
        • 2.Qh7#
      • 1...Rxf4
        • 2.Sg3#
      • 1...Se1
        • 2.Re2#
      • 1...Se3
        • 2.d3#
      • 1...Sh4
        • 2.Re2#
      • 1...Sxf4+!
    • 1.Kd8?
      • threat
        • 2.Qh7#
      • 1...Rxf4
        • 2.Sg3#
      • 1...Sxf4
        • 2.Sf6#
      • 1...Se1
        • 2.Re2#
      • 1...Se3
        • 2.d3#
      • 1...Sh4
        • 2.Re2#
      • 1...Bxb6!
    • 1.Kf8?
      • threat
        • 2.Qh7#
      • 1...Sxf4
        • 2.Sf6#
      • 1...Se1
        • 2.Re2#
      • 1...Se3
        • 2.d3#
      • 1...Sh4
        • 2.Re2#
      • 1...Rxf4+!
    • 1.Rh4?
      • threat
        • 2.Sg3#
        • 2.Sf6#
      • 1...Sxf4
        • 2.Sf6#
      • 1...Rf3
        • 2.Sf6#
      • 1...Se1
        • 2.Sf6#
      • 1...Se3
        • 2.Sf6#
        • 2.d3#
      • 1...Sxh4!
  • Keys
    • 1.Ke8!
      • threat
        • 2.Qh7#
      • 1...Rxf4
        • 2.Sg3#
      • 1...Sxf4
        • 2.Sf6#
      • 1...Se1
        • 2.Re2#
      • 1...Se3
        • 2.d3#
      • 1...Sh4
        • 2.Re2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • R(a);SBLOCK,XP(F)::S(H)
    • S(c);OGATE::R(C)
    • S(c);SBLOCK::P(B)
    • S(c);SBLOCK,XP(F)::S(H)
  • Tries
    • Try
      • K(K);S_FLIGHT
      • Threat
        • QAB(J)
      • Vars
        • R(a);SBLOCK,XP(F)::S(H)
        • S(c);SBLOCK,XP(F)::S(H)
        • S(c);OGATE::R(C)
        • S(c);SBLOCK::P(B)
      • Refutation
        • B(g);P_PINQ(J)
    • Try
      • K(K);P-FLIGHT,XP(f)
      • Threat
        • QAB(J)
      • Vars
        • R(a);SBLOCK,XP(F)::S(H)
        • S(c);OGATE::R(C)
        • S(c);SBLOCK::P(B)
      • Refutation
        • S(c);CHECK,XP(F)
    • Try
      • K(K);S_FLIGHT
      • Threat
        • QAB(J)
      • Vars
        • R(a);SBLOCK,XP(F)::S(H)
        • S(c);SBLOCK,XP(F)::S(H)
        • S(c);OGATE::R(C)
        • S(c);SBLOCK::P(B)
      • Refutation
        • B(g);P_PINQ(J),XP(I)
    • Try
      • K(K);P_SPINP(F),S_FLIGHT
      • Threat
        • QAB(J)
      • Vars
        • S(c);SBLOCK,XP(F)::S(H)
        • S(c);OGATE::R(C)
        • S(c);SBLOCK::P(B)
      • Refutation
        • R(a);CHECK,XP(F)
    • Try
      • R(C);
      • Threat
        • DUALS(2)
      • Vars
        • S(c);P_SPINS(c),XP(F)::S(H)
        • R(a);::S(H)
        • S(c);::S(H)
      • Refutation
        • S(c);XR(C)
  • Actual
    • K(K);P-FLIGHT
    • Threat
      • QAB(J)
    • Vars
      • R(a);SBLOCK,XP(F)::S(H)
      • S(c);SBLOCK,XP(F)::S(H)
      • S(c);OGATE::R(C)
      • S(c);SBLOCK::P(B)
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