MESON Chess Problem Database

Problem Display
PID: 214804 (7R/2NpN3/p2k4/P2P2P1/8/p2K4/Q7/3R3B w - - 0 1)

Wheeler, Charles Henry

St. Louis Globe Democrat, 1877

7R/2NpN3/p2k4/P2P2P1/8/p2K4/Q7/3R3B

#2

10 + 4

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Kc5
      • 2.Qxa3#
    • 1...Ke5
      • 2.Qh2#
  • Tries
    • 1.Ke3?
      • 1...Ke5
        • 2.Qh2#
      • 1...Kxc7
        • 2.d6#
      • 1...Kxe7
        • 2.d6#
      • 1...Kc5!
    • 1.Kc4?
      • 1...Ke5
        • 2.Qh2#
      • 1...Kxc7
        • 2.d6#
      • 1...Kxe7!
    • 1.Sb5+?
      • 1...Kc5
        • 2.Qc4#
      • 1...Ke5
        • 2.Qh2#
      • 1...Kxe7
        • 2.d6#
      • 1...axb5!
    • 1.Sxa6?
      • 1...Ke5
        • 2.Qh2#
      • 1...Kxe7!
    • 1.Se8+?
      • 1...Kc5
        • 2.Qc4#
      • 1...Ke5
        • 2.Qh2#
      • 1...Kxe7!
    • 1.Sf5+?
      • 1...Kc5
        • 2.Qc4#
        • 2.Qxa3#
      • 1...Kxc7
        • 2.d6#
      • 1...Ke5!
    • 1.Sg6?
      • 1...Kc5
        • 2.Qxa3#
      • 1...Kxc7!
    • 1.Rc1?
      • 1...Ke5
        • 2.Qh2#
      • 1...Kxe7!
    • 1.Re1?
      • 1...Kc5
        • 2.Qxa3#
      • 1...Kxc7!
    • 1.Rh7?
      • 1...Kc5
        • 2.Qxa3#
      • 1...Ke5
        • 2.Qh2#
      • 1...Kxc7!
    • 1.Rc8?
      • 1...Kc5
        • 2.Qxa3#
      • 1...Ke5
        • 2.Qh2#
      • 1...Kxe7!
    • 1.Re8?
      • 1...Kc5
        • 2.Qxa3#
      • 1...Ke5
        • 2.Qh2#
      • 1...Kxc7!
    • 1.Qf2?
      • 1...Ke5
        • 2.Qg3#
        • 2.Qh2#
        • 2.Qf6#
      • 1...Kxc7
        • 2.Qb6#
      • 1...Kxe7
        • 2.Qf6#
        • 2.Qf8#
      • 1...a2!
    • 1.Qxa3+?
      • 1...Kxc7
        • 2.d6#
      • 1...Ke5!
  • Keys
    • 1.Kc3!
      • 1...Kc5
        • 2.Qxa3#
      • 1...Ke5
        • 2.Qh2#
      • 1...Kxc7
        • 2.d6#
      • 1...Kxe7
        • 2.d6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(c);S_FLIGHT::QAB(C),XP(a)
    • K(c);S_FLIGHT::QAB(C)
  • Tries
    • Try
      • K(D);P-FLIGHT
      • Vars
        • K(c);S_FLIGHT::QAB(C)
        • K(c);OGATE,S_FLIGHT,XS(H)::P(F)
        • K(c);OGATE,S_FLIGHT,XS(I)::P(F)
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • K(D);S_FLIGHT
      • Vars
        • K(c);S_FLIGHT::QAB(C)
        • K(c);OGATE,S_FLIGHT,XS(H)::P(F)
      • Refutation
        • K(c);S_FLIGHT,XS(I)
    • Try
      • S(H);CHECK
      • Vars
        • K(c);S_FLIGHT::QAR1(C)
        • K(c);S_FLIGHT::QAB(C)
        • K(c);OGATE,S_FLIGHT,XS(I)::P(F)
      • Refutation
        • P(b);XS(H)
    • Try
      • S(H);XP(b)
      • Vars
        • K(c);S_FLIGHT::QAB(C)
      • Refutation
        • K(c);S_FLIGHT,XS(I)
    • Try
      • S(H);CHECK
      • Vars
        • K(c);S_FLIGHT::QAR1(C)
        • K(c);S_FLIGHT::QAB(C)
      • Refutation
        • K(c);S_FLIGHT,XS(I)
    • Try
      • S(I);CHECK
      • Vars
        • K(c);OGATE,S_FLIGHT,XS(H)::P(F)
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • S(I);
      • Vars
        • K(c);S_FLIGHT::QAB(C),XP(a)
      • Refutation
        • K(c);S_FLIGHT,XS(H)
    • Try
      • R(A);
      • Vars
        • K(c);S_FLIGHT::QAB(C)
      • Refutation
        • K(c);S_FLIGHT,XS(I)
    • Try
      • R(A);
      • Vars
        • K(c);S_FLIGHT::QAB(C),XP(a)
      • Refutation
        • K(c);S_FLIGHT,XS(H)
    • Try
      • R(J);
      • Vars
        • K(c);S_FLIGHT::QAB(C),XP(a)
        • K(c);S_FLIGHT::QAB(C)
      • Refutation
        • K(c);S_FLIGHT,XS(H)
    • Try
      • R(J);
      • Vars
        • K(c);S_FLIGHT::QAB(C),XP(a)
        • K(c);S_FLIGHT::QAB(C)
      • Refutation
        • K(c);S_FLIGHT,XS(I)
    • Try
      • R(J);
      • Vars
        • K(c);S_FLIGHT::QAB(C),XP(a)
        • K(c);S_FLIGHT::QAB(C)
      • Refutation
        • K(c);S_FLIGHT,XS(H)
    • Try
      • Q(C);
      • Vars
        • K(c);S_FLIGHT,XS(H)::QAB1(C)
      • Refutation
        • P(a);
    • Try
      • Q(C);CHECK,XP(a)
      • Vars
        • K(c);OGATE,S_FLIGHT,XS(H)::P(F)
      • Refutation
        • K(c);S_FLIGHT
  • Actual
    • K(D);P-FLIGHT
    • Vars
      • K(c);S_FLIGHT::QAB(C),XP(a)
      • K(c);S_FLIGHT::QAB(C)
      • K(c);OGATE,S_FLIGHT,XS(H)::P(F)
      • K(c);OGATE,S_FLIGHT,XS(I)::P(F)
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