MESON Chess Problem Database

Problem Display
PID: 259360 (2RQR3/1p3p2/p2p2p1/1r1k1r2/1p1B1p2/3K4/2P1P3/8 w - - 0 1)

Seilberger, Johann Joseph Petrus Adrianus

Western Morning News, 1924

(First published on Sat Mar 8 1924)

2RQR3/1p3p2/p2p2p1/1r1k1r2/1p1B1p2/3K4/2P1P3/8

#2

7 + 10

15239 Valois Notebooks 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Rc5
      • 2.Rxc5#
    • 1...Rb6
      • 2.Rc5#
    • 1...Re5
      • 2.Rxe5#
    • 1...Rf6
      • 2.Re5#
    • 1...b3
      • 2.c4#
    • 1...f3
      • 2.e4#
  • Tries
    • 1.c3?
      • threat
        • 2.c4#
      • 1...Rc5
        • 2.Rxc5#
      • 1...bxc3!
    • 1.e3?
      • threat
        • 2.e4#
      • 1...Re5
        • 2.Rxe5#
      • 1...fxe3!
  • Keys
    • 1.Qd7!
      • 1...Ra5
        • 2.Qxb7#
      • 1...Rc5
        • 2.Rxc5#
      • 1...Rb6
        • 2.Rc5#
      • 1...Re5
        • 2.Rxe5#
      • 1...Rg5
        • 2.Qxf7#
      • 1...Rh5
        • 2.Qxf7#
      • 1...Rf6
        • 2.Re5#
      • 1...b3
        • 2.c4#
      • 1...f3
        • 2.e4#
      • 1...a5
        • 2.Qxb5#
      • 1...g5
        • 2.Qxf5#
      • 1...b6
        • 2.Qc6#
        • 2.Qb7#
      • 1...f6
        • 2.Qe6#
        • 2.Qf7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • R(c);N_GUARD::R1(E),XR(c)
    • R(c);N_GUARD::R1(E)
    • R(e);N_GUARD::R1(G),XR(e)
    • R(e);N_GUARD::R1(G)
    • P(a);N_GUARD::P(A)
    • P(b);N_GUARD::P(B)
  • Tries
    • Try
      • P(A);
      • Threat
        • P(A)
      • Vars
        • R(c);N_GUARD::R1(E),XR(c)
      • Refutation
        • P(a);XP(A)
    • Try
      • P(B);
      • Threat
        • P(B)
      • Vars
        • R(e);N_GUARD::R1(G),XR(e)
      • Refutation
        • P(b);XP(B)
  • Actual
    • Q(F);
    • Vars
      • R(c);N_GUARD::QAB(F),XP(i)
      • R(c);N_GUARD::R1(E),XR(c)
      • R(c);N_GUARD::R1(E)
      • R(e);N_GUARD::R1(G),XR(e)
      • R(e);N_GUARD::QAB(F),XP(j)
      • R(e);N_GUARD::R1(G)
      • P(a);N_GUARD::P(A)
      • P(b);N_GUARD::P(B)
      • P(f);N_GUARD::QAR2(F),XR(c)
      • P(h);N_GUARD::QAR2(F),XR(e)
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