MESON Chess Problem Database

Problem Display
PID: 4671 (Q7/2NN2p1/1pP3Bp/1P2R2K/1p6/1k2P3/p7/B7 w - - 0 1)

Healey, Frank

Illustrated London News, 1886

Q7/2NN2p1/1pP3Bp/1P2R2K/1p6/1k2P3/p7/B7

#2

10 + 6

3360 Simple Two-move Themes 1924

SOLUTION

  • SOUND
  • Sets
    • 1...Kc4
      • 2.Qg8#
  • Tries
    • 1.Kg4?
      • 1...Kc4
        • 2.Qg8#
      • 1...h5+!
    • 1.Kh4?
      • 1...Kc4
        • 2.Qg8#
      • 1...h5!
    • 1.Sa6?
      • 1...Ka3
        • 2.Sac5#
      • 1...Kc4
        • 2.Qg8#
      • 1...Ka4!
    • 1.Sc5+?
      • 1...Kc4
        • 2.Bd3#
        • 2.Bf7#
        • 2.Qg8#
      • 1...bxc5!
    • 1.Sf6?
      • 1...Kc4
        • 2.Qg8#
      • 1...gxf6!
    • 1.Bc2+?
      • 1...Kc4
        • 2.Sxb6#
        • 2.Re4#
        • 2.Qg8#
      • 1...Kxc2!
    • 1.Rg5?
      • 1...Kc4
        • 2.Qg8#
      • 1...hxg5!
    • 1.Qa4+?
      • 1...Kc4
        • 2.Sxb6#
        • 2.Qc2#
      • 1...Kxa4!
    • 1.Qg8+?
      • 1...Ka4
        • 2.Qxa2#
      • 1...Ka3!
  • Keys
    • 1.Re7!
      • 1...Kc4
        • 2.Qg8#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(b);S_FLIGHT::QAB(J)
  • Tries
    • Try
      • K(E);S_FLIGHT
      • Vars
        • K(b);S_FLIGHT::QAB(J)
      • Refutation
        • P(e);CHECK
    • Try
      • K(E);P-FLIGHT
      • Vars
        • K(b);S_FLIGHT::QAB(J)
      • Refutation
        • P(e);
    • Try
      • S(H);
      • Vars
        • K(b);P-FLIGHT::QAR(J)+S(H)
        • K(b);S_FLIGHT::QAB(J)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • S(I);CHECK
      • Refutation
        • P(d);XS(I)
    • Try
      • S(I);
      • Vars
        • K(b);S_FLIGHT::QAB(J)
      • Refutation
        • P(f);XS(I)
    • Try
      • B(G);CHECK
      • Refutation
        • K(b);S_FLIGHT,XB(G)
    • Try
      • R(D);
      • Vars
        • K(b);S_FLIGHT::QAB(J)
      • Refutation
        • P(e);XR(D)
    • Try
      • Q(J);CHECK
      • Refutation
        • K(b);S_FLIGHT,XQ(J)
    • Try
      • Q(J);CHECK
      • Vars
        • K(b);OGATE,S_FLIGHT::QAR2(J),XP(a)
      • Refutation
        • K(b);P-FLIGHT
  • Actual
    • R(D);
    • Vars
      • K(b);S_FLIGHT::QAB(J)
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