MESON Chess Problem Database

Problem Display
PID: 149908 (1b6/3nq3/2p2Pp1/2p1k1N1/2P2RP1/1N4K1/8/3R4 w - - 0 1)

Busack, Otto

Die Schwalbe, 1939

1b6/3nq3/2p2Pp1/2p1k1N1/2P2RP1/1N4K1/8/3R4

#2

8 + 7

15148 Sadier Collection 2014

SOLUTION

  • SOUND
  • Sets
    • 1...Qd6
      • 2.Re1#
    • 1...Qxf6
      • 2.Re4#
    • 1...Qe6
      • 2.Sf3#
    • 1...Bd6
      • 2.Re1#
  • Keys
    • 1.Sa5!
      • threat
        • 2.Sxc6#
      • 1...Qxf6
        • 2.Re4#
      • 1...Qd6
        • 2.Re1#
      • 1...Qe6
        • 2.Sf3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 1
  • Sets
    • Q(f);SBLOCK::R(A)
    • Q(f);SBLOCK,XP(H)::R1(E)
    • Q(f);SBLOCK::S(G)
    • B(g);SBLOCK::R(A)
  • Actual
    • S(B);
    • Threat
      • S(B),XP(c)
    • Vars
      • Q(f);SBLOCK,XP(H)::R1(E)
      • Q(f);SBLOCK::R(A)
      • Q(f);SBLOCK::S(G)
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