MESON Chess Problem Database

Problem Display
PID: 189919 (8/8/8/5Bp1/3P3b/r2pQ3/p3N1P1/K3k3 w - - 0 1)

Dehler, Otto Georg Edgar

Magyar Sakkvilag, 1912

8/8/8/5Bp1/3P3b/r2pQ3/p3N1P1/K3k3

#2

6 + 6

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Tries
    • 1.Bxd3?
      • threat
        • 2.Sc3#
      • 1...Kd1
        • 2.Qc1#
      • 1...Kf1
        • 2.Qg1#
      • 1...Rc3
        • 2.Sxc3#
      • 1...Bf2
        • 2.Qc1#
      • 1...Rxd3!
  • Keys
    • 1.Bg4!
      • threat
        • 2.Sg3#
      • 1...Kd1
        • 2.Qc1#
      • 1...Kf1
        • 2.Qg1#
      • 1...dxe2
        • 2.Qxe2#
      • 1...Bf2
        • 2.Qc1#
      • 1...Bg3
        • 2.Sxg3#
      • 1...d2
        • 2.Qg1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(F);XP(d)
      • Threat
        • QAR(D)+S(B)
      • Vars
        • K(a);P-FLIGHT::QAR1(D)
        • R(c);::QAR(D)+S(B),XR(c)
        • B(e);SBLOCK::QAR2(D)
      • Refutation
        • R(c);XB(F)
  • Actual
    • B(F);
    • Threat
      • QAR(D)+S(B)
    • Vars
      • K(a);P-FLIGHT::QAR1(D)
      • P(d);OGATE,P_SPINP(d),XS(B)::QAR1(D),XP(d)
      • B(e);SBLOCK::QAR2(D)
      • B(e);::QAR(D)+S(B),XB(e)
      • P(d);SBLOCK::QAR2(D)
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