MESON Chess Problem Database

Problem Display
PID: 250060 (2B1Q2b/6B1/1K2nr2/2Ppk3/3Nrp1q/2N2p2/3P4/8 w - - 0 1)

Cristoffanini, Guido

Bristol Times and Mirror, 1927

2B1Q2b/6B1/1K2nr2/2Ppk3/3Nrp1q/2N2p2/3P4/8

#2

8 + 9

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Rxd4
      • 2.Qxe6#
  • Keys
    • 1.Qc6!
      • threat
        • 2.Qxd5#
      • 1...Kxd4
        • 2.Qxd5#
      • 1...Rxd4
        • 2.Qxe6#
      • 1...Sxd4
        • 2.Qd6#
      • 1...Sxc5
        • 2.Sxf3#
      • 1...Sxg7
        • 2.Sxf3#
      • 1...Sg5
        • 2.Qxf6#
      • 1...Sc7
        • 2.Sxf3#
      • 1...Sd8
        • 2.Sxf3#
      • 1...Sf8
        • 2.Sxf3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • R(b);SBLOCK,XS(C)::QAR1(H),XS(g)
  • Actual
    • Q(H);N_PINS(g)
    • Threat
      • QAR1(H),XP(e)
    • Vars
      • K(f);S_FLIGHT,XS(C)::QAR1(H),XP(e)
      • R(b);SBLOCK,XS(C)::QAR1(H),XS(g)
      • S(g);P_PINQ(H),SBLOCK,XS(C)::QAB1(H)
      • S(g);P_PINQ(H),XP(D)::S(C),XP(a)
      • S(g);N_SPINR(h),P_PINQ(H),XB(F)::S(C),XP(a)
      • S(g);OGATE,P_PINQ(H)::QAB1(H),XR(h)
      • S(g);P_PINQ(H)::S(C),XP(a)
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