MESON Chess Problem Database

Problem Display
PID: 41582 (4n3/1nR4b/2Bpp3/BN4Q1/1rk1p3/p1q5/Kb2P3/2R5 w - - 0 1)

Maleika, Gerhard

Die Schwalbe, 2002

4n3/1nR4b/2Bpp3/BN4Q1/1rk1p3/p1q5/Kb2P3/2R5

#2

8 + 11

SOLUTION

  • SOUND
  • Sets
    • 1...Sf6
      • 2.Bxb7#
    • 1...Sg7
      • 2.Bxb7#
  • Keys
    • 1.Qd2!
      • threat
        • 2.Qd4#
      • 1...Kc5
        • 2.Bxe8#
      • 1...Qxc1
        • 2.Qxb4#
      • 1...Rxb5
        • 2.Bd5#
      • 1...Bxc1
        • 2.Qxc3#
      • 1...Qc2
        • 2.Qxb4#
      • 1...e5
        • 2.Qd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 2
  • Sets
    • S(k);N_GUARD::R(H)+B(G),XS(i)
  • Actual
    • Q(F);
    • Threat
      • QAR1(F)
    • Vars
      • K(e);P-FLIGHT::R(H)+B(G),XS(k)
      • Q(c);N_SPINQ(c),OGATE,XR(A)::QAR1(F),XR(d)
      • R(d);SBLOCK,XS(E)::R(H)+B(G),DCHECK
      • B(a);N_GUARD,N_SPINQ(c),XR(A)::QAR1(F),XQ(c)
      • Q(c);OGATE::QAR1(F),XR(d)
      • P(h);N_GUARD::QAB1(F)
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