MESON Chess Problem Database

Problem Display
PID: 275220 (q4n2/1p6/pQ3p2/4pR2/pB1np1K1/b3k1N1/1RB3p1/N7 w - - 0 1)

Burda, Josef

Peris-120 MT (Problemas), 2024

q4n2/1p6/pQ3p2/4pR2/pB1np1K1/b3k1N1/1RB3p1/N7

#2

8 + 12

SOLUTION

  • SOUND
  • Tries
    • 1.Sb3?
      • threat
        • 2.Bd2#
      • 1...axb3
        • 2.Rxb3#
      • 1...Bxb4!
    • 1.Bb1?
      • threat
        • 2.Bd2#
        • 2.Re2#
      • 1...Bxb4
        • 2.Re2#
      • 1...g1S
        • 2.Sf1#
        • 2.Bd2#
      • 1...Bxb2!
  • Keys
    • 1.Bxe4!
      • threat
        • 2.Sc2#
        • 2.Bd2#
        • 2.Re2#
        • 2.Rf3#
      • 1...Bxb2
        • 2.Sc2#
        • 2.Rf3#
      • 1...Bxb4
        • 2.Re2#
        • 2.Rf3#
      • 1...g1S
        • 2.Sc2#
        • 2.Bd2#
      • 1...Qc8
        • 2.Bd2#
        • 2.Re2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(A);
      • Threat
        • B(E)
      • Vars
        • P(d);OGATE,XS(A)::R(B),XP(d)
      • Refutation
        • B(b);XB(E)
    • Try
      • B(C);
      • Threat
        • DUALS(2)
      • Vars
        • B(b);XB(E)::R1(B)
      • Refutation
        • B(b);XR(B)
  • Actual
    • B(C);XP(f)
    • Threat
      • DUALS(4)
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