MESON Chess Problem Database

Problem Display
PID: 84595 (bKQ1Nb2/2R1pk1P/1p4pp/r2n2P1/3p1B2/rq6/B4N2/5R2 w - - 0 1)

Szwedowski, Leopold Mieczyslaw

Israel Ring Ty., 1961

bKQ1Nb2/2R1pk1P/1p4pp/r2n2P1/3p1B2/rq6/B4N2/5R2

#2

10 + 12

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Bg7
      • 2.Sd6#
  • Tries
    • 1.Be5?
      • threat
        • 2.Sd6#
      • 1...Sxc7
        • 2.Se4#
      • 1...Qb4
        • 2.Sd3#
      • 1...Sf6!
    • 1.Qe6+?
      • 1...Kxe8
        • 2.Rc8#
      • 1...Kxe6!
  • Keys
    • 1.Se4!
      • threat
        • 2.S4d6#
      • 1...Sxc7
        • 2.Be5#
      • 1...Bg7
        • 2.S8d6#
      • 1...Qb4
        • 2.Be3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • B(l);SBLOCK::S(J)
  • Tries
    • Try
      • B(D);
      • Threat
        • S(J)
      • Vars
        • S(e);N_GUARD,N_SPINP(i),P_SPINQ(b),XR(F)::R(A)+S(C)
        • Q(b);P_SPINS(e)::R(A)+S(C)
      • Refutation
        • S(e);P_SPINQ(b)
    • Try
      • Q(I);CHECK
      • Vars
        • K(j);S_FLIGHT,XS(J)::R(F)
      • Refutation
        • K(j);N_SPINP(i),S_FLIGHT,XQ(I)
  • Actual
    • S(C);
    • Threat
      • S(C)
    • Vars
      • S(e);N_GUARD,N_SPINP(i),P_SPINQ(b),XR(F)::R(A)+B(D)
      • B(l);SBLOCK::S(J)
      • Q(b);P_SPINS(e)::R(A)+B(D)
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