MESON Chess Problem Database

Problem Display
PID: 37434 (8/4Qn2/1b2B3/r2p1R2/2Pk4/1R1P4/2P5/2Bn2K1 w - - 0 1)

Selb, Hans

Die Schwalbe, 1953

8/4Qn2/1b2B3/r2p1R2/2Pk4/1R1P4/2P5/2Bn2K1

#2

9 + 6

3150 Asthetik und Ornamentik im Schachproblem 2000

SOLUTION

  • SOUND
  • Sets
    • 1...Ra1
      • 2.Rxd5#
    • 1...Ra2
      • 2.Rxd5#
    • 1...Ra3
      • 2.Rxd5#
    • 1...Ra4
      • 2.Rxd5#
    • 1...Rc5
      • 2.Qh4#
    • 1...Ra6
      • 2.Rxd5#
    • 1...Ra7
      • 2.Rxd5#
    • 1...Ra8
      • 2.Rxd5#
    • 1...Bc5
      • 2.Rxd5#
      • 2.Qh4#
    • 1...Se3
      • 2.Bb2#
    • 1...Se5
      • 2.Rf4#
    • 1...dxc4
      • 2.Qh4#
  • Tries
    • 1.Bxf7?
      • threat
        • 2.Rf4#
      • 1...Sf2
        • 2.Bb2#
        • 2.Be3#
        • 2.Qe3#
      • 1...Sc3
        • 2.Be3#
        • 2.Qe3#
      • 1...Bc7!
  • Keys
    • 1.c5!
      • threat
        • 2.Rxd5#
      • 1...Rxc5
        • 2.Qh4#
      • 1...Sc3
        • 2.Rb4#
      • 1...Se3
        • 2.Bb2#
      • 1...Se5
        • 2.Rf4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 8
  • Sets
    • R(c);N_GUARD::R1(G),XP(d)
    • R(c);SBLOCK::QAR(I)
    • S(a);N_GUARD,SBLOCK::B(A)
    • S(f);SBLOCK::R(G)
    • P(d);XP(F)::QAR(I)
  • Tries
    • Try
      • B(H);XS(f)
      • Threat
        • R(G)
      • Refutation
        • B(e);
  • Actual
    • P(F);
    • Threat
      • R1(G),XP(d)
    • Vars
      • R(c);SBLOCK,XP(F)::QAR(I)
      • S(a);SBLOCK::R(D)
      • S(a);N_GUARD,SBLOCK::B(A)
      • S(f);SBLOCK::R(G)
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