MESON Chess Problem Database

Problem Display
PID: 157261 (5n2/4B3/3R4/2p2k1N/2KPp3/8/7R/3B2n1 w - - 0 1)

Lincoln, Robert A

Die Schwalbe, 1989

5n2/4B3/3R4/2p2k1N/2KPp3/8/7R/3B2n1

#2

7 + 5

15148 Sadier Collection 2016

SOLUTION

  • SOUND
  • Keys
    • 1.Rg2!
      • threat
        • 2.Bg4#
        • 2.Rg5#
        • 2.Rf6#
      • 1...cxd4
        • 2.Rg5#
      • 1...e3
        • 2.Bc2#
      • 1...Se2
        • 2.Rg5#
        • 2.Rf6#
      • 1...Sf3
        • 2.Rf6#
      • 1...Sh3
        • 2.Bg4#
        • 2.Rf6#
      • 1...Se6
        • 2.Rd5#
      • 1...Sd7
        • 2.Bg4#
        • 2.Rg5#
      • 1...Sh7
        • 2.Bg4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Actual
    • R(B);
    • Threat
      • DUALS(3)
    • Vars
      • P(c);XP(D)::R1(B)
      • P(b);OGATEB::B(A)
      • S(a);::R1(F)
      • S(e);SBLOCK::R(F)
      • S(e);::B(A)
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