MESON Chess Problem Database

Problem Display
PID: 195294 (5K2/1p6/1p4Q1/N1k1p3/1r1p4/r1N5/8/8 w - - 0 1)

Snitger, GJP

Haagsche Courant, 1911

(First published on Mon Jun 12 1911)

5K2/1p6/1p4Q1/N1k1p3/1r1p4/r1N5/8/8

#2

4 + 7

15601 Albrecht-Leiss-Degener Collection 2019

SOLUTION

  • SOUND
  • Tries
    • 1.Qe6?
      • threat
        • 2.Sxb7#
        • 2.Qd5#
        • 2.Qxe5#
        • 2.Qe7#
      • 1...Rxc3
        • 2.Qxe5#
      • 1...Rxa5
        • 2.Qd5#
      • 1...dxc3
        • 2.Qxe5#
      • 1...Rb1
        • 2.Qe7#
      • 1...Rb2
        • 2.Qe7#
      • 1...Rbb3
        • 2.Qe7#
      • 1...Rba4
        • 2.Qe7#
      • 1...Rc4
        • 2.Qe7#
      • 1...Rb5
        • 2.Qe7#
      • 1...d3
        • 2.Qd5#
        • 2.Qxe5#
      • 1...e4
        • 2.Sxb7#
        • 2.Qd5#
        • 2.Qe5#
        • 2.Qe7#
      • 1...b5
        • 2.Se4#
        • 2.Sxb7#
      • 1...bxa5!
  • Keys
    • 1.Qg7!
      • threat
        • 2.Qxe5#
        • 2.Qc7#
        • 2.Qe7#
      • 1...Kd6
        • 2.Qe7#
      • 1...Rxc3
        • 2.Qxe5#
      • 1...Rxa5
        • 2.Qc7#
      • 1...dxc3
        • 2.Qxe5#
      • 1...bxa5
        • 2.Qc7#
      • 1...Rb1
        • 2.Qe7#
      • 1...Rb2
        • 2.Qe7#
      • 1...Rbb3
        • 2.Qe7#
      • 1...Rba4
        • 2.Qe7#
      • 1...Rc4
        • 2.Qe7#
      • 1...Rb5
        • 2.Qe7#
      • 1...d3
        • 2.Qxe5#
      • 1...b5
        • 2.Qc7#
      • 1...e4
        • 2.Qe5#
        • 2.Qc7#
        • 2.Qe7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 13
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(C);
      • Threat
        • DUALS(4)
      • Vars
        • R(a);XS(A)::QAR2(C),XP(e)
        • R(a);XS(B)::QAR1(C)
        • P(c);XS(A)::QAR2(C),XP(e)
        • R(b);::QAB(C)
      • Refutation
        • P(f);XS(B)
  • Actual
    • Q(C);
    • Threat
      • DUALS(3)
    • Vars
      • K(d);S_FLIGHT::QAB1(C)
      • R(a);XS(A)::QAR2(C),XP(e)
      • R(a);XS(B)::QAR2(C)
      • P(c);XS(A)::QAR2(C),XP(e)
      • P(f);XS(B)::QAR2(C)
      • R(b);::QAB(C)
      • P(c);::QAR2(C),XP(e)
      • P(f);::QAR2(C)
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