MESON Chess Problem Database

Problem Display
PID: 184828 (1N1Q2B1/2p1K1p1/2PBPp2/3k2r1/R7/P4b2/4P3/8 w - - 0 1)

van Dijk, Johannes

Schaakblad, 1908

1N1Q2B1/2p1K1p1/2PBPp2/3k2r1/R7/P4b2/4P3/8

#2

10 + 6

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Bg4
      • 2.e4#
    • 1...Bh5
      • 2.e4#
    • 1...cxd6
      • 2.Qa5#
      • 2.Qxd6#
  • Tries
    • 1.Kd7?
      • threat
        • 2.e7#
      • 1...cxd6
        • 2.Qa5#
      • 1...Bg4
        • 2.e4#
      • 1...Bh5
        • 2.e4#
      • 1...Re5!
    • 1.Ke8?
      • threat
        • 2.e7#
      • 1...cxd6
        • 2.Qa5#
      • 1...Re5
        • 2.Be7#
        • 2.Bf8#
      • 1...Bg4
        • 2.e4#
      • 1...Bh5+!
    • 1.e3?
      • threat
        • 2.Rd4#
      • 1...cxd6
        • 2.Qa5#
        • 2.Qxd6#
      • 1...Rg4!
  • Keys
    • 1.Kf8!
      • threat
        • 2.e7#
      • 1...cxd6
        • 2.Qa5#
      • 1...Re5
        • 2.Be7#
      • 1...Bg4
        • 2.e4#
      • 1...Bh5
        • 2.e4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • B(a);N_GUARD::P(A)
  • Tries
    • Try
      • K(G);P-FLIGHT
      • Threat
        • B(J)+P(F)
      • Vars
        • P(e);OGATE,XB(E)::QAR(I)
        • B(a);N_GUARD,P_PINP(F)::P(A)
        • B(a);N_GUARD::P(A)
      • Refutation
        • R(c);
    • Try
      • K(G);P-FLIGHT
      • Threat
        • B(J)+P(F)
      • Vars
        • P(e);OGATE,P_SPINP(e),SBLOCK,XB(E)::QAR(I)
        • B(a);N_GUARD::P(A)
      • Refutation
        • B(a);CHECK
    • Try
      • P(A);
      • Threat
        • R1(C)
      • Refutation
        • R(c);
  • Actual
    • K(G);S_FLIGHT
    • Threat
      • B(J)+P(F)
    • Vars
      • P(e);OGATE,P_SPINP(e),SBLOCK,XB(E)::QAR(I)
      • R(c);SBLOCK::QAR(I)+B(E)
      • B(a);N_GUARD::P(A)
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