MESON Chess Problem Database

Problem Display
PID: 207934 (7Q/5p2/1R1p1K2/R1p5/1pk5/5N2/1n2P3/3N4 w - - 0 1)

Aleksandrov, Vladimir Aleksandrovich

Sachova skladba, 1992

7Q/5p2/1R1p1K2/R1p5/1pk5/5N2/1n2P3/3N4

#2

7 + 6

SOLUTION

  • SOUND
  • Tries
    • 1.Sd2+?
      • 1...Kd4
        • 2.Rxd6#
      • 1...Kd5!
    • 1.Qh4+?
      • 1...Kd5
        • 2.Se3#
        • 2.Qd4#
      • 1...Kb3!
  • Keys
    • 1.Qh7!
      • 1...Kb3
        • 2.Sd2#
      • 1...Kd5
        • 2.Se3#
      • 1...Sxd1
        • 2.Qd3#
      • 1...Sd3
        • 2.Qxd3#
      • 1...Sa4
        • 2.Qd3#
      • 1...b3
        • 2.Qe4#
      • 1...d5
        • 2.Qc2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);CHECK
      • Vars
        • K(c);P-FLIGHT::R(E),XP(e)
      • Refutation
        • K(c);P_SPINP(d),S_FLIGHT
    • Try
      • Q(G);CHECK
      • Refutation
        • K(c);P_SPINP(b),S_FLIGHT
  • Actual
    • Q(G);
    • Vars
      • K(c);P_SPINP(b),S_FLIGHT::S(C)
      • K(c);P_SPINP(d),S_FLIGHT::S(A)
      • S(a);N_GUARD,XS(A)::QAB1(G)
      • S(a);N_GUARD::QAB1(G),XS(a)
      • S(a);N_GUARD::QAB1(G)
      • P(b);::QAR2(G)
      • P(e);SBLOCK::QAR2(G)
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