MESON Chess Problem Database

Problem Display
PID: 2238 (3R4/8/2pp2p1/2PP2P1/2k2KQ1/1RP5/B3P3/8 w - - 0 1)

Cook, Eugene Beauharnais

Source?, 0000

3R4/8/2pp2p1/2PP2P1/2k2KQ1/1RP5/B3P3/8

#2

10 + 4

1679 American Chess Nuts 1868

SOLUTION

  • SOUND
  • Sets
    • 1...Kxd5
      • 2.Rb5#
    • 1...dxc5
      • 2.Ke3#
      • 2.Kf3#
      • 2.Kg3#
      • 2.Ke5#
  • Tries
    • 1.Ke3+?
      • 1...Kxc5
        • 2.Qd4#
      • 1...Kxd5!
    • 1.Kf3+?
      • 1...Kxc5
        • 2.Qd4#
      • 1...Kxd5!
    • 1.Kg3+?
      • 1...Kxc5
        • 2.Qd4#
      • 1...Kxd5!
    • 1.Rb1+?
      • 1...Kxc5
        • 2.Qg1#
      • 1...Kxc3!
    • 1.Rb2+?
      • 1...Kxc5
        • 2.Qg1#
      • 1...Kxc3!
    • 1.Rb4+?
      • 1...Kxc5
        • 2.Qg1#
      • 1...Kxc3!
    • 1.Rb6+?
      • 1...Kxc5
        • 2.Qg1#
      • 1...Kxc3!
    • 1.Rb7+?
      • 1...Kxc5
        • 2.Qg1#
      • 1...Kxc3!
    • 1.Rbb8+?
      • 1...Kxc5
        • 2.Qg1#
      • 1...Kxc3!
    • 1.Rc8?
      • 1...Kxd5
        • 2.Rb5#
      • 1...cxd5
        • 2.cxd6#
      • 1...dxc5
        • 2.Ke5#
      • 1...Kxc5!
    • 1.Qd7?
      • 1...Kxc5
        • 2.Qxc6#
      • 1...Kxd5
        • 2.Rb5#
      • 1...cxd5
        • 2.Qb5#
      • 1...dxc5!
    • 1.Qg1?
      • threat
        • 2.Qd4#
      • 1...Kxd5
        • 2.Rb1#
        • 2.Rb2#
        • 2.Ra3#
        • 2.Rb4#
        • 2.Rb5#
        • 2.Rb6#
        • 2.Rb7#
        • 2.Rbb8#
      • 1...dxc5!
    • 1.cxd6?
      • 1...Kxd5
        • 2.Rb5#
      • 1...cxd5
        • 2.Rc8#
        • 2.Qc8#
      • 1...c5
        • 2.Ke5#
      • 1...Kc5!
  • Keys
    • 1.Qc8!
      • 1...Kxc5
        • 2.Qxc6#
      • 1...Kxd5
        • 2.Rb5#
      • 1...cxd5
        • 2.cxd6#
      • 1...dxc5
        • 2.Qa6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • K(a);P_SPINP(c),S_FLIGHT,XP(H)::B(A)+R(C)
  • Tries
    • Try
      • K(E);CHECK,S_FLIGHT
      • Vars
        • K(a);P-FLIGHT,XP(G)::QAB1(F)
      • Refutation
        • K(a);P_SPINP(c),S_FLIGHT,XP(H)
    • Try
      • K(E);CHECK,P-FLIGHT
      • Vars
        • K(a);P-FLIGHT,XP(G)::QAB1(F)
      • Refutation
        • K(a);P_SPINP(c),S_FLIGHT,XP(H)
    • Try
      • K(E);CHECK,S_FLIGHT
      • Vars
        • K(a);P-FLIGHT,XP(G)::QAB1(F)
      • Refutation
        • K(a);P_SPINP(c),S_FLIGHT,XP(H)
    • Try
      • R(C);CHECK
      • Vars
        • K(a);P-FLIGHT,XP(G)::QAB(F)
      • Refutation
        • K(a);P-FLIGHT,XP(D)
    • Try
      • R(C);CHECK
      • Vars
        • K(a);P-FLIGHT,XP(G)::QAB(F)
      • Refutation
        • K(a);P-FLIGHT,XP(D)
    • Try
      • R(C);CHECK
      • Vars
        • K(a);P-FLIGHT,XP(G)::QAB(F)
      • Refutation
        • K(a);P-FLIGHT,XP(D)
    • Try
      • R(C);CHECK
      • Vars
        • K(a);P-FLIGHT,XP(G)::QAB(F)
      • Refutation
        • K(a);P-FLIGHT,XP(D)
    • Try
      • R(C);CHECK
      • Vars
        • K(a);P-FLIGHT,XP(G)::QAB(F)
      • Refutation
        • K(a);P-FLIGHT,XP(D)
    • Try
      • R(C);CHECK
      • Vars
        • K(a);P-FLIGHT,XP(G)::QAB(F)
      • Refutation
        • K(a);P-FLIGHT,XP(D)
    • Try
      • R(J);
      • Vars
        • K(a);S_FLIGHT,XP(H)::B(A)+R(C)
        • P(b);SBLOCK,XP(H)::R(J)+P(G),XP(c)
        • P(c);SBLOCK,XP(G)::QAR(F)+K(E)
      • Refutation
        • K(a);P-FLIGHT,P_SPINP(b),XP(G)
    • Try
      • Q(F);
      • Vars
        • K(a);OGATEB,P-FLIGHT,XP(G)::QAR1(F),XP(b)
        • K(a);P_SPINP(c),S_FLIGHT,XP(H)::B(A)+R(C)
        • P(b);OGATE,SBLOCK,XP(H)::QAB1(F)
      • Refutation
        • P(c);XP(G)
    • Try
      • Q(F);
      • Threat
        • QAR1(F)
      • Refutation
        • P(c);XP(G)
    • Try
      • P(G);XP(c)
      • Vars
        • K(a);S_FLIGHT,XP(H)::B(A)+R(C),DCHECK
        • P(b);SBLOCK::QAR(F)+K(E)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • Q(F);
    • Vars
      • K(a);OGATEB,P-FLIGHT,P_SPINP(b),XP(G)::QAR1(F),XP(b)
      • K(a);P_SPINP(c),S_FLIGHT,XP(H)::B(A)+R(C)
      • P(b);SBLOCK,XP(H)::QAR(F)+P(G),XP(c)
      • P(c);SBLOCK,XP(G)::QAB(F)
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