MESON Chess Problem Database

Problem Display
PID: 195875 (8/5b2/8/8/8/3p4/5R2/R1N1K2k w Q - 0 1)

Moen, Kabe

StrateGems, 2018

8/5b2/8/8/8/3p4/5R2/R1N1K2k

#2

4 + 3

SOLUTION

  • SOUND
  • Tries
    • 1.Se2?
      • threat
        • 2.Kd2#
        • 2.0-0-0#
      • 1...d2+
        • 2.Kxd2#
      • 1...dxe2
        • 2.Kxe2#
      • 1...Ba2
        • 2.0-0-0#
      • 1...Bb3!
  • Keys
    • 1.Kd2!
      • threat
        • 2.Sa2#
        • 2.Se2#
        • 2.Sb3#
        • 2.Sxd3#
      • 1...Kg1
        • 2.Sxd3#
      • 1...Ba2
        • 2.Sxa2#
      • 1...Bb3
        • 2.Sxb3#
      • 1...Bh5
        • 2.Se2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(B);
      • Threat
        • DUALS(2)
      • Vars
        • P(b);CHECK::R(A)+K(C),XP(b)
        • P(b);XS(B)::R(A)+K(C),XP(b)
        • B(c);SBLOCK::0-0-0
      • Refutation
        • B(c);
  • Actual
    • K(C);S_FLIGHT
    • Threat
      • DUALS(4)
    • Vars
      • K(a);P-FLIGHT::R(A)+S(B),XP(b)
      • B(c);::R(A)+S(B),XB(c)
      • B(c);::R(A)+S(B)
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