MESON Chess Problem Database

Problem Display
PID: 266516 (8/7K/B3P1R1/N1P1pR2/N3k1P1/2B5/4pP2/1b6 w - - 0 1)

Handloser, Ralf Chris

Schweizerische Schachzeitung, 2020

8/7K/B3P1R1/N1P1pR2/N3k1P1/2B5/4pP2/1b6

#2

11 + 4

SOLUTION

  • SOUND
  • Sets
    • 1...Kd5
      • 2.Bb7#
      • 2.Rxe5#
    • 1...Bd3
      • 2.Bb7#
  • Tries
    • 1.Sb2?
      • threat
        • 2.Bb7#
      • 1...Kd5
        • 2.Rxe5#
      • 1...Ba2!
    • 1.f3+?
      • 1...Kd5
        • 2.Bc4#
        • 2.Bb7#
        • 2.Rxe5#
      • 1...Ke3!
  • Keys
    • 1.Rgf6!
      • threat
        • 2.Rxe5#
      • 1...Kd5
        • 2.Bb7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • B(a);SBLOCK::B(H)
  • Tries
    • Try
      • S(C);
      • Threat
        • B(H)
      • Vars
        • K(c);N_GUARD,P_SPINP(d),S_FLIGHT::R1(G),XP(d)
      • Refutation
        • B(a);
    • Try
      • P(A);CHECK
      • Refutation
        • K(c);P-FLIGHT
  • Actual
    • R(J);
    • Threat
      • R1(G),XP(d)
    • Vars
      • K(c);N_GUARD,P_PINR(G),P_SPINP(d),S_FLIGHT::B(H)
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