MESON Chess Problem Database

Problem Display
PID: 72457 (8/6p1/rN2p3/1NR3K1/4kpp1/4n3/2bPPB2/4b3 w - - 0 1)

Paslack, Rainer

Die Schwalbe, 2007

8/6p1/rN2p3/1NR3K1/4kpp1/4n3/2bPPB2/4b3

#2

7 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...Bd1
      • 2.d3#
    • 1...Bb3
      • 2.d3#
    • 1...Ba4
      • 2.d3#
    • 1...Sd1
      • 2.Sd6#
    • 1...Sf1
      • 2.Sc3#
      • 2.Sd6#
    • 1...Sg2
      • 2.Sc3#
      • 2.Sd6#
    • 1...Sc4
      • 2.Sc3#
    • 1...Sf5
      • 2.Sc3#
  • Tries
    • 1.Sc4?
      • threat
        • 2.Re5#
      • 1...Sxc4
        • 2.Sc3#
      • 1...e5
        • 2.Rxe5#
      • 1...Sd5!
    • 1.d4?
      • threat
        • 2.Re5#
      • 1...Sd5
        • 2.Sd6#
      • 1...e5
        • 2.Rxe5#
      • 1...Sc4!
  • Keys
    • 1.Sd7!
      • threat
        • 2.Re5#
      • 1...Sc4
        • 2.Sc3#
      • 1...Sd5
        • 2.Rc4#
      • 1...e5
        • 2.Rxe5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 5
  • Sets
    • B(b);N_GUARD::P(A)
    • S(c);::S(D)
  • Tries
    • Try
      • S(G);
      • Threat
        • R1(E)
      • Vars
        • S(c);XS(G)::S(D)
        • P(h);::R1(E),XP(h)
      • Refutation
        • S(c);
    • Try
      • P(A);
      • Threat
        • R1(E)
      • Vars
        • S(c);::S(D)
        • P(h);::R1(E),XP(h)
      • Refutation
        • S(c);
  • Actual
    • S(G);
    • Threat
      • R1(E)
    • Vars
      • S(c);::S(D)
      • S(c);N_GUARD,SBLOCK::R(E)
      • P(h);::R1(E),XP(h)
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