MESON Chess Problem Database

Problem Display
PID: 50316 (7Q/1p1N1RKb/4P1p1/R2P2p1/3pk1P1/1p4Pr/B1P2B2/3r2n1 w - - 0 1)

Bruch, Wieland

4th Prize, Die Schwalbe, 2003

7Q/1p1N1RKb/4P1p1/R2P2p1/3pk1P1/1p4Pr/B1P2B2/3r2n1

#2

12 + 10

23 Die Schwalbe 2004
23 Die Schwalbe 2006
15174 FIDE Album (2001-2003) 2011

SOLUTION

  • SOUND
  • Tries
    • 1.Kf8?
      • threat
        • 2.Qe5#
      • 1...bxc2
        • 2.Sc5#
      • 1...Sf3!
    • 1.Sf6+?
      • 1...Ke5
        • 2.Qb8#
      • 1...Kf3!
    • 1.Rf5?
      • threat
        • 2.Sc5#
        • 2.Sf6#
      • 1...bxc2
        • 2.Sc5#
      • 1...b6
        • 2.Sf6#
      • 1...gxf5!
    • 1.d6?
      • threat
        • 2.Re5#
      • 1...b5
        • 2.Qa8#
      • 1...Sf3
        • 2.Sf6#
      • 1...bxc2!
  • Keys
    • 1.Qb8!
      • threat
        • 2.Qe5#
      • 1...bxc2
        • 2.Sc5#
      • 1...Sf3
        • 2.Sf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(K);S_FLIGHT
      • Threat
        • QAR1(L)
      • Vars
        • P(c);XP(B)::S(I)
      • Refutation
        • S(b);
    • Try
      • S(I);CHECK
      • Vars
        • K(f);P-FLIGHT::QAB(L)
      • Refutation
        • K(f);S_FLIGHT
    • Try
      • R(J);
      • Threat
        • DUALS(2)
      • Vars
        • P(c);XP(B)::S(I)
        • P(i);::S(I)
      • Refutation
        • P(h);XR(J)
    • Try
      • P(G);
      • Threat
        • R1(F)
      • Vars
        • P(i);OGATEB::QAB(L)
        • S(b);SBLOCK::S(I)
      • Refutation
        • P(c);XP(B)
  • Actual
    • Q(L);
    • Threat
      • QAR1(L)
    • Vars
      • P(c);XP(B)::S(I)
      • S(b);SBLOCK::S(I)
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