MESON Chess Problem Database

Problem Display
PID: 10160 (N1b2Q1n/p1nk2pr/R1p3pP/4bPP1/1N1p4/3P2p1/6K1/8 w - - 0 1)

Gooderson, Arthur R

Probleemblad, 1962

N1b2Q1n/p1nk2pr/R1p3pP/4bPP1/1N1p4/3P2p1/6K1/8

#2

9 + 12

3207 A R Gooderson An English Progressive 1996

SOLUTION

  • SOUND
  • Tries
    • 1.Qf7+?
      • 1...Kd6
        • 2.Rxc6#
      • 1...Kd8
        • 2.Sxc6#
      • 1...Sxf7!
  • Keys
    • 1.Sxc6!
      • threat
        • 2.Sxe5#
        • 2.Sb8#
        • 2.Qe7#
        • 2.Qd8#
      • 1...Bxa6
        • 2.Sxe5#
        • 2.Sb8#
      • 1...Sxa6
        • 2.Sxe5#
      • 1...Sxa8
        • 2.Qe7#
        • 2.Qd8#
      • 1...gxf5
        • 2.Sxe5#
        • 2.Sb8#
        • 2.Qe7#
      • 1...gxh6
        • 2.Sxe5#
        • 2.Sb8#
        • 2.Qd8#
      • 1...Bf4
        • 2.Sb8#
        • 2.Qe7#
        • 2.Qd8#
      • 1...Bd6
        • 2.Sb8#
        • 2.Qd8#
      • 1...Bf6
        • 2.Sb8#
      • 1...Bb7
        • 2.Qd8#
      • 1...Sb5
        • 2.Sxe5#
        • 2.Qe7#
        • 2.Qd8#
      • 1...Sd5
        • 2.Sxe5#
        • 2.Qd8#
      • 1...Se6
        • 2.Sxe5#
        • 2.Qe7#
      • 1...Se8
        • 2.Qe7#
      • 1...Sf7
        • 2.Sb8#
        • 2.Qe7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(I);CHECK
      • Vars
        • K(h);P-FLIGHT,P_SPINP(d)::R1(F),XP(d)
        • K(h);P-FLIGHT::S(C),XP(d)
      • Refutation
        • S(l);XQ(I)
  • Actual
    • S(C);XP(d)
    • Threat
      • DUALS(4)
    • Vars
      • S(g);XR(F)::S(C),XB(c)
      • B(c);::S(C)
      • B(k);P_PINS(C)::QAR1(I)
      • S(g);::QAR1(I)
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