MESON Chess Problem Database

Problem Display
PID: 166105 (2N2K1B/2RPpP2/6P1/2PpN3/2bkP1P1/b2p4/2nPn3/2R2B1Q w - - 0 1)

Apro, Laszlo

Tidskrift for Schack, 1938

2N2K1B/2RPpP2/6P1/2PpN3/2bkP1P1/b2p4/2nPn3/2R2B1Q

#2

15 + 8

15148 Sadier Collection 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Bxc5
      • 2.Sc6#
  • Tries
    • 1.Sd6?
      • threat
        • 2.Sf3#
        • 2.Sf5#
      • 1...dxe4
        • 2.Qxe4#
      • 1...Se3
        • 2.Sf3#
      • 1...Sg3
        • 2.Sf3#
      • 1...e6
        • 2.Sf3#
      • 1...exd6!
  • Keys
    • 1.Sxe7!
      • threat
        • 2.Sf5#
      • 1...Bxc5
        • 2.Sc6#
      • 1...dxe4
        • 2.Sf3#
      • 1...Se3
        • 2.Sxc4#
      • 1...Sg3
        • 2.Sxd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • B(c);SBLOCK,XP(G)::B(O)+S(H),DCHECK
  • Tries
    • Try
      • S(M);
      • Threat
        • DUALS(2)
      • Vars
        • P(g);OGATE,XP(E)::QAR1(C),XP(g)
        • S(a);::B(O)+S(H),DCHECK
        • S(b);::B(O)+S(H),DCHECK
        • P(h);::B(O)+S(H),DCHECK
      • Refutation
        • P(h);XS(M)
  • Actual
    • S(M);XP(h)
    • Threat
      • S(M)
    • Vars
      • B(c);P_PINS(M),SBLOCK,XP(G)::B(O)+S(H),DCHECK
      • P(g);SBLOCK,XP(E)::B(O)+S(H),DCHECK
      • S(a);::B(O)+S(H),XB(e)
      • S(b);::B(O)+S(H),XP(d)
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