MESON Chess Problem Database

Problem Display
PID: 84628 (4R2b/6NB/1n1p2P1/R3n2P/4k3/4pp2/2P1N2p/K6Q w - - 0 1)

Szwedowski, Leopold Mieczyslaw

Zjaed Problemistow Polskich, 1983

4R2b/6NB/1n1p2P1/R3n2P/4k3/4pp2/2P1N2p/K6Q

#2

10 + 8

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Sf5?
      • threat
        • 2.Sfg3#
        • 2.Sxd6#
      • 1...Sc4
        • 2.Sfg3#
      • 1...Sc8
        • 2.Sfg3#
      • 1...d5
        • 2.Sfg3#
        • 2.Sd6#
      • 1...Kxf5!
    • 1.Rf8?
      • threat
        • 2.Rf4#
      • 1...Sd3
        • 2.Qxf3#
      • 1...Sf7
        • 2.gxf7#
      • 1...Sd5!
  • Keys
    • 1.Se6!
      • threat
        • 2.Sg3#
      • 1...Sd3+
        • 2.g7#
      • 1...Sec4+
        • 2.g7#
      • 1...Sg4+
        • 2.g7#
      • 1...Sc6+
        • 2.g7#
      • 1...Sxg6+
        • 2.Sg7#
      • 1...Sed7+
        • 2.g7#
      • 1...Sf7+
        • 2.g7#
      • 1...Kf5
        • 2.Qxf3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(H);
      • Threat
        • DUALS(2)
      • Vars
        • S(f);::S(H)
      • Refutation
        • K(d);N_SPINP(c),S_FLIGHT,XS(H)
    • Try
      • R(J);N_PINS(e)
      • Threat
        • R1(J)
      • Vars
        • S(e);N_GUARD,P_PINS(H)::QAB1(B),XP(c)
        • S(e);OGATE,P_PINS(H)::B(I)+P(G),XS(e)
      • Refutation
        • S(f);
  • Actual
    • S(H);N_PINS(e)
    • Threat
      • S(D)
    • Vars
      • S(e);CHECK,N_GUARD::B(I)+P(G)
      • S(e);CHECK,P_SPINS(e),XP(G)::R(J)+S(H)
      • K(d);N_SPINP(c),P_SPINS(e),S_FLIGHT::QAR2(B),XP(c)
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