MESON Chess Problem Database

Problem Display
PID: 224699 (2Q5/5N2/8/3P4/4k3/1P1b4/R3p1N1/4B2K w - - 0 1)

Gold, Samuel

The Sunny South, 1888

2Q5/5N2/8/3P4/4k3/1P1b4/R3p1N1/4B2K

#2

8 + 3

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Kf3
      • 2.Sg5#
  • Tries
    • 1.Ra4+?
      • 1...Kf3
        • 2.Se5#
        • 2.Sg5#
        • 2.Rf4#
        • 2.Qh3#
        • 2.Qg4#
      • 1...Kxd5
        • 2.Se3#
        • 2.Sf4#
      • 1...Bc4!
    • 1.Qe6+?
      • 1...Kf3
        • 2.Sg5#
      • 1...Kd4!
  • Keys
    • 1.Rd2!
      • 1...Kf3
        • 2.Sg5#
      • 1...Kd4
        • 2.Qc4#
      • 1...Kxd5
        • 2.Qc4#
      • 1...Bb1
        • 2.Qg4#
      • 1...Bc2
        • 2.Qg4#
      • 1...Bc4
        • 2.Qg4#
      • 1...Bb5
        • 2.Qg4#
      • 1...Ba6
        • 2.Qg4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
    • K(c);S_FLIGHT::S(G)
  • Tries
    • Try
      • R(C);CHECK
      • Refutation
        • B(b);P_SPINB(b)
    • Try
      • Q(H);CHECK
      • Vars
        • K(c);S_FLIGHT::S(G)
      • Refutation
        • K(c);P-FLIGHT
  • Actual
    • R(C);
    • Vars
      • K(c);S_FLIGHT::S(G)
      • K(c);P-FLIGHT,P_SPINB(b)::QAR1(H)
      • K(c);P_SPINB(b),S_FLIGHT,XP(F)::QAB1(H)
      • B(b);::QAR2(H)
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