MESON Chess Problem Database

Problem Display
PID: 146181 (8/1n1Qp3/1p6/qp2k1P1/3p1p1R/b1P3R1/1p2P2B/1K5n w - - 0 1)

Haywood, TH

Western Daily Mercury, 1907

8/1n1Qp3/1p6/qp2k1P1/3p1p1R/b1P3R1/1p2P2B/1K5n

#2

8 + 11

119 Tidskrift for Schack 1909

SOLUTION

  • SOUND
  • Sets
    • 1...Ke4
      • 2.Qe6#
    • 1...dxc3
      • 2.Re3#
    • 1...d3
      • 2.Re3#
    • 1...fxg3
      • 2.cxd4#
    • 1...f3
      • 2.cxd4#
  • Keys
    • 1.e4!
      • threat
        • 2.Qd5#
      • 1...Kxe4
        • 2.Qe6#
      • 1...dxe4 ep
        • 2.Rxe3#
      • 1...fxe4 ep
        • 2.Rxe3#
        • 2.cxd4#
      • 1...Bd6
        • 2.Qf5#
      • 1...Sd6
        • 2.Qxe7#
      • 1...b4
        • 2.Qxe7#
      • 1...e6
        • 2.Qxd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 4
  • Sets
    • K(h);P-FLIGHT,P_SPINP(e)::QAR2(H)
    • P(d);N_GUARD,XP(D)::R(E)
    • P(d);N_GUARD::R(E)
    • P(e);P_SPINP(e),XR(E)::P(D),XP(d)
    • P(e);::P(D),XP(d)
  • Actual
    • P(B);
    • Threat
      • QAR1(H)
    • Vars
      • K(h);P-FLIGHT,P_SPINP(e),XP(B)::QAR2(H)
      • P(d);EP,OGATEB,XP(B)::R(E),XP(d)
      • B(c);SBLOCK::QAR1(H)
      • S(j);S_CUTB(c)::QAR2(H),XP(k)
      • P(g);S_CUTB(c)::QAR2(H),XP(k)
      • P(k);SBLOCK::QAB1(H),XP(d)
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