MESON Chess Problem Database

Problem Display
PID: 223368 (Q7/7N/8/3RP3/2prkp2/2pN1n2/2R2BP1/1B5K w - - 0 1)

Joseph, Samuel M

St. Louis Globe Democrat, 1886

Q7/7N/8/3RP3/2prkp2/2pN1n2/2R2BP1/1B5K

#2

10 + 6

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Keys
    • 1.Qc8!
      • 1...Kxd3
        • 2.Qf5#
      • 1...Kxd5
        • 2.Sf6#
      • 1...Rxd3
        • 2.Sf6#
      • 1...Rxd5
        • 2.Re2#
      • 1...Sxe5
        • 2.Rxd4#
      • 1...cxd3
        • 2.Sf6#
      • 1...Se1
        • 2.Rxd4#
      • 1...Sg1
        • 2.Rxd4#
      • 1...Sd2
        • 2.Rxd4#
      • 1...Sh2
        • 2.Rxd4#
      • 1...Sh4
        • 2.Rxd4#
      • 1...Sg5
        • 2.Rxd4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 12
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(J);
    • Vars
      • K(e);P_SPINR(d),S_FLIGHT,XS(F)::QAB(J)
      • K(e);S_FLIGHT,XR(G)::S(I)
      • R(d);XS(F)::S(I)
      • R(d);SBLOCK,XR(G)::R(C)
      • S(b);N_GUARD,XP(H)::R1(G),XR(d)
      • P(c);SBLOCK,XS(F)::S(I)
      • S(b);N_GUARD::R1(G),XR(d)
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