MESON Chess Problem Database

Problem Display
PID: 152216 (8/2Q3NR/q2r1k1P/1b2p1pK/1r2p1P1/2N5/2B5/R7 w - - 0 1)

Dawson, Thomas Rayner

Lewisham Journal, 1938

(First published on Fri Jun 10 1938)

8/2Q3NR/q2r1k1P/1b2p1pK/1r2p1P1/2N5/2B5/R7

#2

9 + 8

15256 TRD Scrapbook 2014

SOLUTION

  • SOUND
  • Sets
    • 1...Rb1
      • 2.Sxe4#
    • 1...Rb2
      • 2.Sxe4#
    • 1...Rb3
      • 2.Sxe4#
    • 1...Rc4
      • 2.Rf1#
    • 1...Rd5
      • 2.Sxd5#
    • 1...Rb6
      • 2.Sd5#
    • 1...Rc6
      • 2.Sd5#
    • 1...Re6
      • 2.Sd5#
    • 1...Bc4
      • 2.Sxe4#
  • Tries
    • 1.Se8+?
      • 1...Ke6
        • 2.Re7#
        • 2.Qe7#
        • 2.Qf7#
      • 1...Bxe8+!
  • Keys
    • 1.Bb3!
      • threat
        • 2.Qf7#
      • 1...Be8+
        • 2.Sxe8#
      • 1...Rxb3
        • 2.Sxe4#
      • 1...Rd7
        • 2.Se8#
      • 1...Bd7
        • 2.Qd8#
      • 1...Qb7
        • 2.Qxd6#
      • 1...Qa7
        • 2.Qxd6#
      • 1...Rc4
        • 2.Rf1#
      • 1...Rd5
        • 2.Sxd5#
      • 1...Re6
        • 2.Sd5#
      • 1...Bc4
        • 2.Sxe4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 4
  • Sets
    • R(a);N_GUARD::S(C),XP(b)
    • R(a);S_CUTB(c)::R(A)
    • R(g);N_GUARD::S(C),XR(g)
    • R(g);N_GUARD::S(C)
    • B(c);S_CUTR(a)::S(C),XP(b)
  • Tries
    • Try
      • S(H);CHECK
      • Refutation
        • B(c);CHECK,XS(H)
  • Actual
    • B(B);
    • Threat
      • QAR1(G)
    • Vars
      • B(c);CHECK,N_GUARD::S(H),XB(c)
      • R(a);N_GUARD,XB(B)::S(C),XP(b)
      • R(g);S_CUTB(c)::S(H)
      • B(c);S_CUTR(g)::QAB(G)
      • Q(f);N_GUARD::QAR2(G),XR(g)
      • R(a);S_CUTB(c)::R(A)
      • R(g);N_GUARD::S(C),XR(g)
      • R(g);N_GUARD::S(C)
      • B(c);S_CUTR(a)::S(C),XP(b)
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