MESON Chess Problem Database

Problem Display
PID: 258706 (7Q/3P1b2/4Prp1/R2B1kp1/K1P2pN1/5P1P/8/b6r w - - 0 1)

Handloser, Ralf Chris

idee & form, 2019

7Q/3P1b2/4Prp1/R2B1kp1/K1P2pN1/5P1P/8/b6r

#2

10 + 8

15601 Albrecht-Leiss-Degener Collection 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Rxe6
      • 2.Sh6#
      • 2.Be4#
    • 1...Be5
      • 2.Sh6#
    • 1...Bxe6
      • 2.Be4#
  • Tries
    • 1.Bc6+?
      • 1...Be5
        • 2.Rxe5#
        • 2.Qxf6#
      • 1...Kxe6!
    • 1.Bb7+?
      • 1...Be5
        • 2.Rxe5#
        • 2.Qxf6#
      • 1...Kxe6!
    • 1.Ba8+?
      • 1...Be5
        • 2.Rxe5#
        • 2.Qxf6#
      • 1...Kxe6!
    • 1.Ra6?
      • threat
        • 2.Be4#
      • 1...Rxe6
        • 2.Sh6#
      • 1...Re1!
  • Keys
    • 1.Qb8!
      • threat
        • 2.Sh6#
      • 1...Rxh3
        • 2.Qb1#
      • 1...Rxe6
        • 2.Be4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 2
  • Sets
    • B(a);SBLOCK::S(E)
    • B(h);SBLOCK,XP(H)::R(F)+B(G),DCHECK
  • Tries
    • Try
      • B(G);CHECK
      • Refutation
        • K(d);S_FLIGHT,XP(H)
    • Try
      • B(G);CHECK
      • Refutation
        • K(d);S_FLIGHT,XP(H)
    • Try
      • B(G);CHECK
      • Refutation
        • K(d);S_FLIGHT,XP(H)
    • Try
      • R(F);
      • Threat
        • B(G)
      • Vars
        • R(f);XP(H)::S(E)
      • Refutation
        • R(b);
  • Actual
    • Q(J);
    • Threat
      • S(E)
    • Vars
      • R(b);N_GUARD,XP(B)::QAB(J)
      • R(f);SBLOCK,XP(H)::R(F)+B(G),DCHECK
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