MESON Chess Problem Database

Problem Display
PID: 140901 (1B6/8/5r2/6N1/1P1knp2/3p1P2/B2P2b1/K1R5 w - - 0 1)

Adelhoch, Gunter

Source?, 1998

1B6/8/5r2/6N1/1P1knp2/3p1P2/B2P2b1/K1R5

#2

8 + 6

15148 Sadier Collection 2011

SOLUTION

  • SOUND
  • Sets
    • 1...Rf5
      • 2.Se6#
    • 1...Re6
      • 2.Sxe6#
    • 1...Rf7
      • 2.Se6#
    • 1...Rf8
      • 2.Se6#
    • 1...Bxf3
      • 2.Sxf3#
  • Keys
    • 1.Re1!
      • threat
        • 2.Rxe4#
      • 1...Bxf3
        • 2.Sxf3#
      • 1...Sxd2
        • 2.Be5#
      • 1...Sxg5
        • 2.Be5#
      • 1...Re6
        • 2.Sxe6#
      • 1...Sf2
        • 2.Be5#
      • 1...Sc3
        • 2.Be5#
      • 1...Sg3
        • 2.Be5#
      • 1...Sc5
        • 2.Be5#
      • 1...Sd6
        • 2.Ba7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 3
  • Sets
    • R(f);N_GUARD::S(G)
    • R(f);N_GUARD::S(G),XR(f)
    • B(a);XP(E)::S(G),XB(a)
  • Actual
    • R(B);
    • Threat
      • R1(B),XS(d)
    • Vars
      • B(a);XP(E)::S(G),XB(a)
      • S(d);XP(D)::B(H)
      • S(d);XS(G)::B(H)
      • R(f);N_GUARD::S(G),XR(f)
      • S(d);::B(H)
      • S(d);N_GUARD,S_CUTR(f)::B(H)
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