MESON Chess Problem Database

Problem Display
PID: 133031 (6nK/4p3/2P1p2p/2p1k2P/2PN3P/1P1P2RP/1Q6/8 w - - 0 1)

Wright Wood, S (= Wood, SW)

The Field, 1960

(First published on Thu Feb 18 1960)

6nK/4p3/2P1p2p/2p1k2P/2PN3P/1P1P2RP/1Q6/8

#2

11 + 6

SOLUTION

  • SOUND
  • Tries
    • 1.Se2+?
      • 1...Kf5
        • 2.Rf3#
      • 1...Kd6!
    • 1.Sf3+?
      • 1...Kf4
        • 2.Qe5#
      • 1...Kf5
        • 2.Qe5#
      • 1...Kd6!
    • 1.Sb5+?
      • 1...Kf5
        • 2.Rf3#
      • 1...Kf4!
    • 1.Sf5+?
      • 1...Kxf5
        • 2.Rf3#
      • 1...Kf4!
    • 1.Re3+?
      • 1...Kf4
        • 2.Qf2#
      • 1...Kf6
        • 2.Qf2#
      • 1...Kd6!
    • 1.Rf3?
      • threat
        • 2.Sb5#
        • 2.Sf5#
      • 1...cxd4
        • 2.Qh2#
      • 1...Kd6!
    • 1.Qe2+?
      • 1...Kxd4
        • 2.Qb2#
      • 1...Kf4
        • 2.Rf3#
        • 2.Rg4#
        • 2.Qe3#
      • 1...Kf6
        • 2.Rf3#
        • 2.Qxe6#
      • 1...Kd6!
  • Keys
    • 1.Qh2!
      • 1...Kxd4
        • 2.Qb2#
      • 1...Kf4
        • 2.Rf3#
      • 1...Kd6
        • 2.Rg6#
      • 1...Kf6
        • 2.Rf3#
      • 1...cxd4
        • 2.Rf3#
      • 1...Sf6
        • 2.Rg4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(G);CHECK
      • Vars
        • K(b);P-FLIGHT::R(D)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • S(G);CHECK
      • Vars
        • K(b);S_FLIGHT::QAB1(A)
        • K(b);P-FLIGHT::QAR1(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • S(G);CHECK
      • Vars
        • K(b);P-FLIGHT::R(D)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • S(G);CHECK
      • Vars
        • K(b);P-FLIGHT,XS(G)::R(D)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • R(D);CHECK
      • Vars
        • K(b);S_FLIGHT::QAR2(A)
        • K(b);S_FLIGHT::QAR(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • R(D);
      • Threat
        • DUALS(2)
      • Vars
        • P(a);P_SPINP(a),SBLOCK,XS(G)::QAB(A)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(A);CHECK
      • Vars
        • K(b);OGATEB,S_FLIGHT,XS(G)::QAB(A)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • Q(A);
    • Vars
      • K(b);OGATEB,S_FLIGHT,XS(G)::QAB(A)
      • K(b);S_FLIGHT::QAB(A)+R(D),DCHECK
      • K(b);S_FLIGHT::QAB(A)+R(D)
      • K(b);S_FLIGHT::R(D)
      • P(a);SBLOCK,XS(G)::QAB(A)+R(D)
      • S(f);SBLOCK::QAB(A)+R(D)
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