MESON Chess Problem Database

Problem Display
PID: 175077 (4B1K1/8/3P2Q1/3kp3/N7/N1P2p2/1r1nP3/1rb2b2 w - - 0 1)

Stritecky Blazej

Besedy lidu, 1902

4B1K1/8/3P2Q1/3kp3/N7/N1P2p2/1r1nP3/1rb2b2

#2

8 + 8

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Sb3
      • 2.e4#
    • 1...Sc4
      • 2.e4#
  • Tries
    • 1.Qf7+?
      • 1...Kxd6
        • 2.Qd7#
      • 1...Ke4!
    • 1.c4+?
      • 1...Kd4
        • 2.Qd3#
      • 1...Sxc4!
  • Keys
    • 1.Sc4!
      • threat
        • 2.Se3#
      • 1...Kxc4
        • 2.Qf7#
        • 2.Qe6#
      • 1...Sxc4
        • 2.e4#
      • 1...Sb3
        • 2.Scb6#
      • 1...Se4
        • 2.Qf7#
      • 1...e4
        • 2.Qf7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • S(e);N_GUARD::P(A)
  • Tries
    • Try
      • Q(F);CHECK
      • Vars
        • K(g);OGATEB,P-FLIGHT,XP(E)::QAR1(F)
      • Refutation
        • K(g);S_FLIGHT
    • Try
      • P(C);CHECK
      • Vars
        • K(g);P-FLIGHT::QAR1(F)
      • Refutation
        • S(e);XP(C)
  • Actual
    • S(B);
    • Threat
      • S(B)
    • Vars
      • S(e);N_GUARD,SBLOCK,XS(B)::P(A)
      • S(e);S_CUTR(d)::S(B)
      • S(e);SBLOCK::QAB(F)
      • P(h);SBLOCK::QAB(F)
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Developed and maintained by Brian Stephenson.
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