MESON Chess Problem Database

Problem Display
PID: 141344 (2Q2R2/2N5/B2p4/6p1/pr2kpNn/P4p2/5p2/2B2K2 w - - 0 1)

Anonymous

Leeds Mercury Weekly Supplement, 1901

(First published on Sat Nov 23 1901)

2Q2R2/2N5/B2p4/6p1/pr2kpNn/P4p2/5p2/2B2K2

#2

8 + 9

14868 Pirnie Collection 2011

SOLUTION

  • SOUND
  • Sets
    • 1...Rd4
      • 2.Re8#
      • 2.Qe6#
      • 2.Qe8#
  • Tries
    • 1.Qb7+?
      • 1...Kd4
        • 2.Qxb4#
      • 1...d5
        • 2.Qxd5#
      • 1...Rxb7!
  • Keys
    • 1.Sb5!
      • 1...Kd3
        • 2.Sxf2#
      • 1...Kd5
        • 2.Bb7#
      • 1...Rxb5
        • 2.Qc4#
      • 1...Rb1
        • 2.Qc4#
      • 1...Rb2
        • 2.Qc4#
      • 1...Rb3
        • 2.Qc4#
      • 1...Rc4
        • 2.Qxc4#
      • 1...Rd4
        • 2.Sc3#
      • 1...Sg2
        • 2.Qf5#
      • 1...Sf5
        • 2.Qxf5#
      • 1...Sg6
        • 2.Qf5#
      • 1...d5
        • 2.Qc2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 12
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(G);CHECK
      • Vars
        • K(e);P-FLIGHT::QAR2(G),XR(d)
        • P(i);P_SPINP(i)::QAB1(G),XP(i)
      • Refutation
        • R(d);XQ(G)
  • Actual
    • S(F);
    • Vars
      • K(e);S_FLIGHT::S(D),XP(a)
      • K(e);S_FLIGHT::B(E)
      • R(d);N_GUARD,XS(F)::QAR2(G)
      • R(d);N_GUARD,P_PINB(A)::QAR2(G)
      • R(d);N_GUARD::QAR2(G)
      • R(d);N_GUARD::QAR2(G),XR(d)
      • R(d);SBLOCK::S(F)
      • S(g);N_GUARD::QAB1(G)
      • S(g);N_GUARD::QAB1(G),XS(g)
      • P(i);SBLOCK::QAB(G)
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