MESON Chess Problem Database

Problem Display
PID: 146129 (q2n4/2n3Rr/R1b2k2/4p2P/1p5P/4B2B/1b4Q1/7K w - - 0 1)

Ellerman, Arnoldo

Hampshire Post, 1921

(First published on Fri Apr 15 1921)

q2n4/2n3Rr/R1b2k2/4p2P/1p5P/4B2B/1b4Q1/7K

#2

8 + 9

14868 Pirnie Collection 2012

SOLUTION

  • SOUND
  • Sets
    • 1...Sd5
      • 2.Qg5#
      • 2.Qg6#
    • 1...e4
      • 2.Qxb2#
      • 2.Qg5#
  • Tries
    • 1.Rxc6+?
      • 1...Sce6
        • 2.Qg5#
        • 2.Qg6#
      • 1...Sxc6
        • 2.Qg5#
        • 2.Qg6#
      • 1...Sde6
        • 2.Qg5#
        • 2.Qg6#
      • 1...Qxc6!
  • Keys
    • 1.Bc5!
      • threat
        • 2.Be7#
      • 1...Rxg7
        • 2.Qf3#
      • 1...e4
        • 2.Qxb2#
        • 2.Qg5#
      • 1...Sd5
        • 2.Qg5#
        • 2.Qg6#
      • 1...Sf7
        • 2.Rg6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(G);CHECK,N_SPINQ(B),XB(d)
      • Refutation
        • Q(h);P_PINQ(B),XR(G)
  • Actual
    • B(C);
    • Threat
      • B(C)
    • Vars
      • R(g);SBLOCK,XR(H)::QAR(B)
      • S(i);SBLOCK::R1(H)
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