MESON Chess Problem Database

Problem Display
PID: 9443 (2R2K2/5p2/p1BkN2n/6N1/7p/r7/b3Q3/1nr5 w - - 0 1)

Heathcote, Godfrey

2nd Prize, Hampstead and Highgate Express, 1903

2R2K2/5p2/p1BkN2n/6N1/7p/r7/b3Q3/1nr5

#2

6 + 9

5424 Versunkene Schatze 1998
133 The Problemist Supplement 2017

SOLUTION

  • SOUND
  • Sets
    • 1...Rxc6
      • 2.Rd8#
    • 1...Bb3
      • 2.Qh2#
    • 1...Sc3
      • 2.Qh2#
    • 1...Sg4
      • 2.Sxf7#
    • 1...Sf5
      • 2.Sxf7#
    • 1...Sg8
      • 2.Sxf7#
  • Tries
    • 1.Qb5?
      • threat
        • 2.Rd8#
        • 2.Qb8#
      • 1...Rxc6
        • 2.Rd8#
      • 1...Bxe6
        • 2.Se4#
      • 1...fxe6
        • 2.Se4#
      • 1...Rc5
        • 2.Qxc5#
        • 2.Qb8#
      • 1...Bd5
        • 2.Qxd5#
        • 2.Qb8#
      • 1...Rb3
        • 2.Rd8#
        • 2.Qd5#
      • 1...axb5!
    • 1.Qd2+?
      • 1...Ke5
        • 2.Qf4#
      • 1...Rd3
        • 2.Qf4#
      • 1...Bd5
        • 2.Qf4#
        • 2.Qxd5#
      • 1...Sxd2!
  • Keys
    • 1.Qb2!
      • threat
        • 2.Qb8#
      • 1...Rxc6
        • 2.Rd8#
      • 1...Bxe6
        • 2.Se4#
      • 1...fxe6
        • 2.Se4#
      • 1...Rb3
        • 2.Qd4#
      • 1...Bb3
        • 2.Qh2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 4
  • Sets
    • R(b);SBLOCK,XB(C)::R(E)
    • B(c);S_CUTR(d)::QAB(A)
    • S(a);S_CUTR(d)::QAB(A)
    • S(h);N_GUARD::S(B),XP(i)
  • Tries
    • Try
      • Q(A);
      • Threat
        • DUALS(2)
      • Vars
        • R(b);XB(C)::R(E)
        • B(c);SBLOCK,XS(D)::S(B)
        • P(i);SBLOCK,XS(D)::S(B)
      • Refutation
        • P(f);XQ(A)
    • Try
      • Q(A);CHECK
      • Vars
        • K(g);S_FLIGHT::QAB1(A)
        • R(d);P_SPINR(d)::QAB(A)
      • Refutation
        • S(a);XQ(A)
  • Actual
    • Q(A);
    • Threat
      • QAB(A)
    • Vars
      • R(b);SBLOCK,XB(C)::R(E)
      • B(c);SBLOCK,XS(D)::S(B)
      • P(i);SBLOCK,XS(D)::S(B)
      • R(d);S_CUTB(c)::QAR2(A)
      • B(c);S_CUTR(d)::QAB(A)
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