MESON Chess Problem Database

Problem Display
PID: 187813 (5R2/8/8/1p1Q4/7B/4p1pK/B3k3/4b3 w - - 0 1)

Neukomm, Gyula (Julius) R

La Strategia, 1909

5R2/8/8/1p1Q4/7B/4p1pK/B3k3/4b3

#2

5 + 5

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...b4
      • 2.Bc4#
  • Tries
    • 1.Bb3?
      • threat
        • 2.Bd1#
        • 2.Qd1#
      • 1...Bf2
        • 2.Qd1#
      • 1...Bc3
        • 2.Qd1#
      • 1...Bb4
        • 2.Qd1#
      • 1...Ba5
        • 2.Qd1#
      • 1...Bd2!
  • Keys
    • 1.Rf1!
      • 1...Kxf1
        • 2.Qg2#
      • 1...Bd2
        • 2.Qxb5#
      • 1...Bf2
        • 2.Qd1#
      • 1...Bc3
        • 2.Qd1#
      • 1...Bb4
        • 2.Qd1#
      • 1...Ba5
        • 2.Qd1#
      • 1...g2
        • 2.Rxe1#
      • 1...b4
        • 2.Bc4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
    • P(e);N_GUARD::B(A)
  • Tries
    • Try
      • B(A);
      • Threat
        • DUALS(2)
      • Vars
        • B(a);::QAB1(D)
      • Refutation
        • B(a);
  • Actual
    • R(E);
    • Vars
      • K(b);S_FLIGHT,XR(E)::QAB1(D)
      • B(a);SBLOCK::QAB(D),XP(e)
      • B(a);::QAB1(D)
      • P(d);::R1(E),XB(a)
      • P(e);N_GUARD::B(A)
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