MESON Chess Problem Database

Problem Display
PID: 197442 (8/1B6/3p4/PpkP1K2/1N3n1B/bP1p1PR1/1n1RP3/QN6 w - - 0 1)

Vincent, F

Western Daily Mercury, 1918

(First published on Fri Dec 6 1918)

8/1B6/3p4/PpkP1K2/1N3n1B/bP1p1PR1/1n1RP3/QN6

#2

13 + 7

15239 Valois Notebooks 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Kxb4
      • 2.Qxa3#
    • 1...Sd1
      • 2.Sa6#
    • 1...Sa4
      • 2.Sa6#
    • 1...Sc4
      • 2.Sa6#
    • 1...dxe2
      • 2.Sa6#
  • Tries
    • 1.Ke4?
      • threat
        • 2.Sa6#
      • 1...Kxb4
        • 2.Qxa3#
      • 1...Bxb4!
    • 1.Bf6?
      • threat
        • 2.Sa6#
      • 1...Kxb4
        • 2.Qxa3#
      • 1...Bxb4!
    • 1.e3?
      • threat
        • 2.Sa6#
      • 1...Kxb4
        • 2.Qxa3#
      • 1...Bxb4!
  • Keys
    • 1.Rg4!
      • 1...Kxb4
        • 2.Qxa3#
      • 1...Kd4
        • 2.Bf2#
      • 1...Bxb4
        • 2.Bf2#
      • 1...Sxe2
        • 2.Sa6#
      • 1...Sxd5
        • 2.Sa6#
      • 1...dxe2
        • 2.Sa6#
      • 1...Sd1
        • 2.Sa6#
      • 1...Sa4
        • 2.Sa6#
      • 1...Sc4
        • 2.Sa6#
      • 1...Sg2
        • 2.Sa6#
      • 1...Sh3
        • 2.Sa6#
      • 1...Sh5
        • 2.Sa6#
        • 2.Bf2#
      • 1...Se6
        • 2.Sa6#
      • 1...Sg6
        • 2.Sa6#
        • 2.Bf2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
    • K(f);OGATEB,S_FLIGHT,XS(H)::QAB1(A),XB(b)
    • S(a);::S(H)
    • P(c);XP(D)::S(H)
  • Tries
    • Try
      • K(L);S_FLIGHT
      • Threat
        • S(H)
      • Vars
        • K(f);OGATEB,S_FLIGHT,XS(H)::QAB1(A),XB(b)
      • Refutation
        • B(b);XS(H)
    • Try
      • B(I);
      • Threat
        • S(H)
      • Vars
        • K(f);OGATEB,S_FLIGHT,XS(H)::QAB1(A),XB(b)
      • Refutation
        • B(b);XS(H)
    • Try
      • P(D);
      • Threat
        • S(H)
      • Vars
        • K(f);OGATEB,S_FLIGHT,XS(H)::QAB1(A),XB(b)
      • Refutation
        • B(b);XS(H)
  • Actual
    • R(G);
    • Vars
      • K(f);OGATEB,P_SPINS(d),S_FLIGHT,XS(H)::QAB1(A),XB(b)
      • K(f);P_SPINP(c),P_SPINS(a),S_FLIGHT::B(I)
      • B(b);SBLOCK,XS(H)::B(I)
      • S(d);XP(D)::S(H)
      • S(d);XP(K)::S(H)
      • P(c);XP(D)::S(H)
      • S(a);::S(H)
      • S(d);::S(H)
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