MESON Chess Problem Database

Problem Display
PID: 47804 (8/RK3p1b/1P6/1N1p1P2/1p1PkP2/3Np2B/2n1P2b/1r6 w - - 0 1)

Michel, Francois

Themes-64, 1957

8/RK3p1b/1P6/1N1p1P2/1p1PkP2/3Np2B/2n1P2b/1r6

#2

10 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...Bxf4
      • 2.Sc5#
    • 1...Bxf5
      • 2.Bg2#
    • 1...Sxd4
      • 2.Sd6#
  • Tries
    • 1.Ka6?
      • threat
        • 2.Re7#
      • 1...Bxf4
        • 2.Sc5#
      • 1...Bxf5
        • 2.Bg2#
      • 1...Sxd4
        • 2.Sd6#
      • 1...Ra1+!
    • 1.Kc6?
      • threat
        • 2.Re7#
      • 1...Bxf4
        • 2.Sc5#
      • 1...Bxf5
        • 2.Bg2#
      • 1...Sxd4+!
    • 1.Ka8?
      • threat
        • 2.Re7#
      • 1...Bxf4
        • 2.Sc5#
      • 1...Bxf5
        • 2.Bg2#
      • 1...Sxd4
        • 2.Sd6#
      • 1...Ra1!
    • 1.Kb8?
      • threat
        • 2.Re7#
      • 1...Bxf5
        • 2.Bg2#
      • 1...Sxd4
        • 2.Sd6#
      • 1...Bxf4+!
    • 1.Kc8?
      • threat
        • 2.Re7#
      • 1...Bxf4
        • 2.Sc5#
      • 1...Sxd4
        • 2.Sd6#
      • 1...Bxf5+!
  • Keys
    • 1.Ra8!
      • threat
        • 2.Re8#
      • 1...Bxf4
        • 2.Sc5#
      • 1...Bxf5
        • 2.Bg2#
      • 1...Sxd4
        • 2.Sd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • B(c);SBLOCK,XP(E)::S(B)
    • B(i);SBLOCK,XP(G)::B(C)
    • S(b);SBLOCK,XP(D)::S(F)
  • Tries
    • Try
      • K(J);S_FLIGHT
      • Threat
        • R(I)
      • Vars
        • B(c);SBLOCK,XP(E)::S(B)
        • B(i);SBLOCK,XP(G)::B(C)
        • S(b);SBLOCK,XP(D)::S(F)
      • Refutation
        • R(a);CHECK
    • Try
      • K(J);S_FLIGHT
      • Threat
        • R(I)
      • Vars
        • B(c);SBLOCK,XP(E)::S(B)
        • B(i);SBLOCK,XP(G)::B(C)
      • Refutation
        • S(b);CHECK,XP(D)
    • Try
      • K(J);S_FLIGHT
      • Threat
        • R(I)
      • Vars
        • B(c);SBLOCK,XP(E)::S(B)
        • B(i);SBLOCK,XP(G)::B(C)
        • S(b);SBLOCK,XP(D)::S(F)
      • Refutation
        • R(a);P_PINR(I)
    • Try
      • K(J);P-FLIGHT,P_SPINP(E)
      • Threat
        • R(I)
      • Vars
        • B(i);SBLOCK,XP(G)::B(C)
        • S(b);SBLOCK,XP(D)::S(F)
      • Refutation
        • B(c);CHECK,XP(E)
    • Try
      • K(J);S_FLIGHT
      • Threat
        • R(I)
      • Vars
        • B(c);SBLOCK,XP(E)::S(B)
        • S(b);SBLOCK,XP(D)::S(F)
      • Refutation
        • B(i);CHECK,XP(G)
  • Actual
    • R(I);
    • Threat
      • R(I)
    • Vars
      • B(c);SBLOCK,XP(E)::S(B)
      • B(i);SBLOCK,XP(G)::B(C)
      • S(b);SBLOCK,XP(D)::S(F)
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