MESON Chess Problem Database

Problem Display
PID: 21302 (r1n1nr2/1R3p2/p1kP4/K2p4/2N3p1/3N4/7B/1Q6 w - - 0 1)

Warton, Thomas Joseph

Falkirk Herald, 1918

r1n1nr2/1R3p2/p1kP4/K2p4/2N3p1/3N4/7B/1Q6

#2

7 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...Sb6
      • 2.Qxb6#
    • 1...Scxd6
      • 2.Sce5#
      • 2.Qb6#
    • 1...Sa7
      • 2.Qb6#
    • 1...Se7
      • 2.Qb6#
    • 1...Sexd6
      • 2.Sce5#
    • 1...Sf6
      • 2.Rc7#
    • 1...Sc7
      • 2.Rxc7#
    • 1...Sg7
      • 2.Rc7#
    • 1...dxc4
      • 2.Qh1#
    • 1...d4
      • 2.Qh1#
  • Tries
    • 1.Ka4?
      • threat
        • 2.Sa5#
      • 1...Sb6+
        • 2.Qxb6#
      • 1...dxc4
        • 2.Qh1#
      • 1...Sc7
        • 2.Rxc7#
      • 1...d4
        • 2.Qh1#
      • 1...a5
        • 2.Qb5#
      • 1...g3!
    • 1.Rd7?
      • threat
        • 2.Sce5#
        • 2.Qb7#
      • 1...Scxd6
        • 2.Sce5#
      • 1...Sexd6
        • 2.Sce5#
      • 1...dxc4
        • 2.Qb7#
      • 1...d4
        • 2.Qb7#
      • 1...Ra7
        • 2.Sce5#
      • 1...Rb8
        • 2.Sce5#
      • 1...Sb6
        • 2.Sce5#
      • 1...Sc7
        • 2.Sce5#
        • 2.Rxc7#
      • 1...f6
        • 2.Qb7#
      • 1...Kxd7!
  • Keys
    • 1.d7!
      • threat
        • 2.d8S#
      • 1...dxc4
        • 2.Qh1#
      • 1...Sb6
        • 2.Qxb6#
      • 1...Sc7
        • 2.Rxc7#
      • 1...d4
        • 2.Qh1#
      • 1...Scd6
        • 2.Sce5#
        • 2.Qb6#
      • 1...Sa7
        • 2.Qb6#
      • 1...Se7
        • 2.Qb6#
      • 1...Sed6
        • 2.Sce5#
      • 1...Sf6
        • 2.Rc7#
      • 1...Sg7
        • 2.Rc7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • S(g);N_GUARD::QAR1(A),XS(g)
    • S(g);N_GUARD::QAR1(A)
    • S(h);SBLOCK,XP(F)::S(D)
    • S(h);N_GUARD::R1(G)
    • S(h);N_GUARD::R1(G),XS(h)
    • P(b);OGATEB,XS(D)::QAB(A)
    • P(b);OGATEB::QAB(A)
  • Tries
    • Try
      • K(E);P-FLIGHT
      • Threat
        • S(D)
      • Vars
        • S(g);CHECK,N_GUARD::QAR1(A),XS(g)
        • P(b);OGATEB,XS(D)::QAB(A)
        • S(h);N_GUARD::R1(G),XS(h)
        • P(b);OGATEB::QAB(A)
        • P(c);N_GUARD::QAB1(A)
      • Refutation
        • P(a);
    • Try
      • R(G);
      • Threat
        • DUALS(2)
      • Vars
        • S(g);XP(F)::S(D)
        • S(h);XP(F)::S(D)
        • P(b);XS(D)::QAB1(A)
        • P(b);::QAB1(A)
        • R(f);::S(D)
        • S(g);::S(D)
        • P(e);::QAB1(A)
      • Refutation
        • K(d);S_FLIGHT,XR(G)
  • Actual
    • P(F);
    • Threat
      • P=S
    • Vars
      • P(b);OGATEB,XS(D)::QAB(A)
      • S(g);N_GUARD::QAR1(A),XS(g)
      • S(h);N_GUARD::R1(G),XS(h)
      • P(b);OGATEB::QAB(A)
      • S(g);N_GUARD::QAR1(A)
      • S(h);SBLOCK::S(D)
      • S(h);N_GUARD::R1(G)
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