MESON Chess Problem Database

Problem Display
PID: 165220 (R1R5/5p2/p2P1K2/3k2p1/7N/PppP1p1N/1PP5/Q4B2 w - - 0 1)

Pekarek, Michal

Sachova skladba, 2007

R1R5/5p2/p2P1K2/3k2p1/7N/PppP1p1N/1PP5/Q4B2

#2

12 + 7

SOLUTION

  • SOUND
  • Tries
    • 1.Qe1?
      • threat
        • 2.Qe5#
      • 1...Kd4
        • 2.Qe4#
        • 2.Qe5#
      • 1...Kxd6!
    • 1.d7?
      • threat
        • 2.d8Q#
        • 2.d8R#
      • 1...Kd6
        • 2.d8Q#
        • 2.d8R#
      • 1...bxc2
        • 2.d8Q#
        • 2.d8R#
      • 1...cxb2
        • 2.d8Q#
        • 2.d8R#
      • 1...gxh4
        • 2.d8Q#
        • 2.d8R#
      • 1...f2
        • 2.d8Q#
        • 2.d8R#
      • 1...g4
        • 2.d8Q#
        • 2.d8R#
      • 1...a5
        • 2.d8Q#
        • 2.d8R#
      • 1...Kd4!
  • Keys
    • 1.Sf5!
      • 1...bxc2
        • 2.Qa2#
      • 1...cxb2
        • 2.c4#
      • 1...f2
        • 2.Bg2#
      • 1...g4
        • 2.Sf4#
      • 1...a5
        • 2.Rxa5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);
      • Threat
        • QAR1(A)
      • Refutation
        • K(d);P-FLIGHT,XP(I)
    • Try
      • P(I);
      • Threat
        • P=Q
      • Vars
        • K(d);P-FLIGHT::P=Q
        • P(a);XP(D)::P=Q
        • P(b);XP(C)::P=Q
        • P(e);XS(H)::P=Q
        • P(c);::P=Q
        • P(e);::P=Q
        • P(f);::P=Q
      • Refutation
        • K(d);P-FLIGHT
  • Actual
    • S(H);
    • Vars
      • P(a);OGATEB,XP(D)::QAB(A)
      • P(b);OGATE,XP(C)::P(D)
      • P(c);OGATEB::B(B)
      • P(e);N_GUARD::S(G)
      • P(f);OGATE::R(K),XP(f)
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