MESON Chess Problem Database

Problem Display
PID: 222930 (5K2/2n5/1N1p1RQp/4k2n/8/8/3P4/8 w - - 0 1)

Traxler, Karel Peter

Tabor, 1886

5K2/2n5/1N1p1RQp/4k2n/8/8/3P4/8

#2

5 + 5

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Qg5+?
      • 1...Kd4
        • 2.Qe3#
      • 1...Ke4
        • 2.Qe3#
      • 1...hxg5!
  • Keys
    • 1.Qg4!
      • 1...Se6+
        • 2.Rxe6#
      • 1...Kxf6
        • 2.Sd7#
      • 1...Sxf6
        • 2.d4#
      • 1...Sf4
        • 2.Qxf4#
      • 1...Sg3
        • 2.Qf4#
      • 1...Sg7
        • 2.Qf4#
      • 1...Sb5
        • 2.Re6#
      • 1...Sd5
        • 2.Sd7#
        • 2.Re6#
      • 1...Sa6
        • 2.Re6#
      • 1...Sa8
        • 2.Re6#
      • 1...Se8
        • 2.Re6#
      • 1...d5
        • 2.Sd7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 11
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(D);CHECK
      • Vars
        • K(a);S_FLIGHT::QAB1(D)
        • K(a);P-FLIGHT::QAR1(D)
      • Refutation
        • P(d);XQ(D)
  • Actual
    • Q(D);
    • Vars
      • S(e);CHECK,N_GUARD::R1(C),XS(e)
      • K(a);S_FLIGHT,XR(C)::S(B)
      • S(b);SBLOCK,XR(C)::P(A)
      • S(b);N_GUARD::QAB1(D),XS(b)
      • S(b);N_GUARD::QAB1(D)
      • S(e);N_GUARD::R1(C)
      • P(c);SBLOCK::S(B)
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