MESON Chess Problem Database

Problem Display
PID: 219171 (8/8/2pp4/1p6/3k4/2R5/3KQ3/8 w - - 0 1)

Ecke, K

Freie Presse, 1966

8/8/2pp4/1p6/3k4/2R5/3KQ3/8

#2

3 + 4

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...d5
      • 2.Qe3#
  • Tries
    • 1.Rc4+?
      • 1...Kd5
        • 2.Qe4#
      • 1...bxc4!
  • Keys
    • 1.Qe6!
      • 1...b4
        • 2.Rc4#
      • 1...c5
        • 2.Rd3#
      • 1...d5
        • 2.Qe3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • P(d);SBLOCK::QAB1(B)
  • Tries
    • Try
      • R(C);CHECK
      • Vars
        • K(a);P-FLIGHT::QAB1(B)
      • Refutation
        • P(b);XR(C)
  • Actual
    • Q(B);
    • Vars
      • P(b);N_GUARD::R1(C)
      • P(c);SBLOCK::R1(C)
      • P(d);SBLOCK::QAB1(B)
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