MESON Chess Problem Database

Problem Display
PID: 180 (2B1n1K1/3n4/pR1p1b1R/p2k4/Pp1N4/1p1P4/bQ5B/8 w - - 0 1)

Giegold, Fritz Emil

Vossische Zeitung, 1932

(First published on Sun Apr 3 1932)

2B1n1K1/3n4/pR1p1b1R/p2k4/Pp1N4/1p1P4/bQ5B/8

#2

9 + 10

1099 WCSC 1988
5396 World Chess Solving Championship 1977-1996 1997
3188 Dutch Solving Championship 2006

SOLUTION

  • SOUND
  • Tries
    • 1.Rb5+?
      • 1...Sc5
        • 2.Be6#
        • 2.Bb7#
      • 1...axb5!
    • 1.Rxd6+?
      • 1...Kc5
        • 2.Se6#
        • 2.Qc1#
      • 1...Sxd6!
    • 1.Qc3?
      • threat
        • 2.Bb7#
        • 2.Qc4#
      • 1...Sxb6
        • 2.Be6#
        • 2.Bb7#
      • 1...Sc5
        • 2.Qc4#
      • 1...Se5
        • 2.Be6#
      • 1...Sb8
        • 2.Be6#
        • 2.Qc4#
      • 1...b2
        • 2.Bb7#
      • 1...bxc3!
  • Keys
    • 1.Se6!
      • 1...Kxe6
        • 2.Qe5#
      • 1...Bxb2
        • 2.Bb7#
      • 1...Sxb6
        • 2.Qg2#
      • 1...Bb1
        • 2.Qxb3#
      • 1...Bc3
        • 2.Bb7#
        • 2.Qg2#
      • 1...Bd4
        • 2.Bb7#
        • 2.Qxd4#
        • 2.Qg2#
      • 1...Bh4
        • 2.Bb7#
        • 2.Qd4#
        • 2.Qg2#
      • 1...Be5
        • 2.Bb7#
        • 2.Qg2#
      • 1...Bg5
        • 2.Bb7#
        • 2.Qd4#
        • 2.Qg2#
      • 1...Be7
        • 2.Bb7#
        • 2.Qd4#
        • 2.Qg2#
      • 1...Bg7
        • 2.Bb7#
        • 2.Qg2#
      • 1...Bd8
        • 2.Bb7#
        • 2.Qd4#
        • 2.Qg2#
      • 1...Bh8
        • 2.Bb7#
        • 2.Qg2#
      • 1...Sc5
        • 2.Sf4#
      • 1...Se5
        • 2.Qd4#
      • 1...Sb8
        • 2.Qg2#
      • 1...Sf8
        • 2.Qg2#
      • 1...Sc7
        • 2.Rxd6#
      • 1...Sg7
        • 2.Rxd6#

There are these versions: 258025

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(F);CHECK
      • Refutation
        • P(f);XR(F)
    • Try
      • R(F);CHECK,XP(g)
      • Refutation
        • S(j);XR(F)
    • Try
      • Q(A);
      • Threat
        • DUALS(2)
      • Vars
        • S(i);::QAB1(A)
        • S(i);OGATE::B(H)
        • P(b);::B(H)
      • Refutation
        • P(c);XQ(A)
  • Actual
    • S(E);
    • Vars
      • K(e);P_SPINB(h),P_SPINP(g),P_SPINS(i),S_FLIGHT,XS(E)::QAR1(A)
      • B(h);XQ(A)::B(H)
      • S(i);XR(F)::QAB(A)
      • B(a);N_GUARD::QAB(A),XP(b)
      • S(i);SBLOCK::S(E)
      • S(i);S_CUTB(h)::QAR1(A)
      • S(i);::QAB(A)
      • S(j);N_GUARD::R1(F),XP(g)
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