MESON Chess Problem Database

Problem Display
PID: 245168 (8/8/1bK1P1P1/1N2k1P1/2p1PNp1/r1n3B1/1QBP4/8 w - - 0 1)

Paslack, Rainer

Scacchi e Scienze Applicate, 2010

8/8/1bK1P1P1/1N2k1P1/2p1PNp1/r1n3B1/1QBP4/8

#2

11 + 6

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Sd3+?
      • 1...Kxe4
        • 2.Se1#
        • 2.Se5#
      • 1...Kxe6!
    • 1.Qxc3+?
      • 1...Bd4
        • 2.Qxd4#
      • 1...Rxc3!
  • Keys
    • 1.Sd4!
      • threat
        • 2.Sfe2#
      • 1...Kxd4
        • 2.Se2#
      • 1...Bxd4
        • 2.Qb8#
      • 1...Sxe4
        • 2.Sd3#
      • 1...Sb1
        • 2.Sf3#
      • 1...Sd1
        • 2.Sf3#
      • 1...Sa2
        • 2.Sf3#
      • 1...Se2
        • 2.Sf3#
      • 1...Sa4
        • 2.Sf3#
      • 1...Sb5
        • 2.Sf3#
      • 1...Sd5
        • 2.Sf3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(F);CHECK
      • Refutation
        • K(e);N_SPINS(b),P-FLIGHT,XP(J)
    • Try
      • Q(A);CHECK,XS(b)
      • Vars
        • B(f);N_GUARD,P_SPINB(f)::QAB1(A),XB(f)
      • Refutation
        • R(a);XQ(A)
  • Actual
    • S(G);N_PINS(b)
    • Threat
      • B(D)+S(F)
    • Vars
      • K(e);P_SPINS(b),S_FLIGHT,XS(G)::S(F)
      • B(f);OGATE,SBLOCK,XS(G)::QAB(A)
      • S(b);SBLOCK,XP(E)::B(D)+S(F),DCHECK
      • S(b);::QAB(A)+S(G),DCHECK
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