MESON Chess Problem Database

Problem Display
PID: 181076 (1R6/b7/r7/k1p5/8/3p4/1P1K1Q2/3B4 w - - 0 1)

Prochazka, Hubert

Nedele, 1904

1R6/b7/r7/k1p5/8/3p4/1P1K1Q2/3B4

#2

5 + 5

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Bxb8
      • 2.Qxc5#
  • Keys
    • 1.Qd4!
      • threat
        • 2.Qc3#
        • 2.Qa4#
      • 1...Bxb8
        • 2.Qxc5#
      • 1...cxd4
        • 2.b4#
      • 1...Rb6
        • 2.Qa4#
      • 1...Rc6
        • 2.Qa4#
      • 1...Rd6
        • 2.Qa4#
      • 1...Re6
        • 2.Qa4#
      • 1...Rf6
        • 2.Qa4#
      • 1...Rg6
        • 2.Qa4#
      • 1...Rh6
        • 2.Qa4#
      • 1...Bb6
        • 2.Qa4#
      • 1...c4
        • 2.Qc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 0
  • Sets
    • B(e);N_GUARD,XR(E)::QAR2(D),XP(c)
  • Actual
    • Q(D);
    • Threat
      • DUALS(2)
    • Vars
      • B(e);N_GUARD,XR(E)::QAR2(D),XP(c)
      • P(c);N_GUARD,XQ(D)::P(B)
      • R(d);::QAR1(D)
      • B(e);::QAR1(D)
      • P(c);::QAB(D)
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