MESON Chess Problem Database

Problem Display
PID: 119942 (2Nn1q2/3p4/4p3/2b1k1B1/K3B3/2P5/3P1P2/1Q6 w - - 0 1)

Leopold, Dr Rudolf L

Deutsche Schachzeitung, 1916

2Nn1q2/3p4/4p3/2b1k1B1/K3B3/2P5/3P1P2/1Q6

#2

8 + 6

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Qd6
      • 2.f4#
    • 1...Qh6
      • 2.f4#
    • 1...Qe7
      • 2.f4#
    • 1...Qg7
      • 2.f4#
    • 1...Qe8
      • 2.f4#
    • 1...Qg8
      • 2.f4#
    • 1...Qh8
      • 2.f4#
    • 1...Ba3
      • 2.d4#
    • 1...Bb4
      • 2.d4#
    • 1...Bd6
      • 2.d4#
    • 1...Be7
      • 2.d4#
    • 1...Sf7
      • 2.f4#
  • Keys
    • 1.Sd6!
      • threat
        • 2.Sc4#
      • 1...Kxd6
        • 2.Qb8#
      • 1...Qxd6
        • 2.f4#
      • 1...Bxd6
        • 2.d4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 10
  • Sets
    • Q(f);N_GUARD::P(C)
    • B(a);N_GUARD::P(B)
    • S(e);S_CUTQ(f)::P(C)
  • Actual
    • S(H);
    • Threat
      • S(H)
    • Vars
      • K(b);OGATEB,S_FLIGHT,XS(H)::QAB(A)
      • Q(f);N_GUARD,SBLOCK,XS(H)::P(C)
      • B(a);N_GUARD,SBLOCK,XS(H)::P(B)
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