MESON Chess Problem Database

Problem Display
PID: 189535 (7b/5Qn1/2P3p1/1p4P1/1Pp1kp2/2B2p1K/5P2/2N2B2 w - - 0 1)

van Dijk, Johannes

De Maasbode, 1911

7b/5Qn1/2P3p1/1p4P1/1Pp1kp2/2B2p1K/5P2/2N2B2

#2

9 + 8

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Tries
    • 1.Bxc4?
      • threat
        • 2.Bd3#
        • 2.Bd5#
        • 2.Qd5#
      • 1...Se6
        • 2.Qxg6#
      • 1...bxc4!
    • 1.Qxc4+?
      • 1...Kf5
        • 2.Qd5#
      • 1...bxc4!
  • Keys
    • 1.Bf6!
      • 1...Kf5
        • 2.Qd5#
      • 1...Se6
        • 2.Qxe6#
      • 1...Sf5
        • 2.Qe6#
      • 1...Sh5
        • 2.Qe6#
      • 1...Se8
        • 2.Qe6#
      • 1...c3
        • 2.Bd3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(B);XP(b)
      • Threat
        • DUALS(3)
      • Vars
        • S(g);N_GUARD::QAB(I),XP(f)
      • Refutation
        • P(e);XB(B)
    • Try
      • Q(I);CHECK,XP(b)
      • Vars
        • K(c);S_FLIGHT::QAR2(I)
      • Refutation
        • P(e);XQ(I)
  • Actual
    • B(D);
    • Vars
      • K(c);S_FLIGHT::QAR2(I)
      • S(g);N_GUARD::QAR2(I),XS(g)
      • S(g);N_GUARD::QAR2(I)
      • P(b);N_GUARD::B(B)
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