MESON Chess Problem Database

Problem Display
PID: 213422 (K6Q/6R1/5p2/2PPpP2/4k3/1PpN1N2/2R2P2/1B6 w - - 0 1)

Reinhofer, Erwin

Badische Neueste Nachrichten, 1984

K6Q/6R1/5p2/2PPpP2/4k3/1PpN1N2/2R2P2/1B6

#2

12 + 4

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Kxd3
      • 2.Rd2#
    • 1...Kxf3
      • 2.Qh1#
    • 1...Kxf5
      • 2.Qh7#
  • Tries
    • 1.Kb7?
      • 1...Kxd3
        • 2.Rd2#
      • 1...Kxf3
        • 2.Qh1#
      • 1...Kxf5
        • 2.Qh7#
      • 1...Kxd5!
    • 1.Kb8?
      • 1...Kxd3
        • 2.Rd2#
      • 1...Kxf3
        • 2.Qh1#
      • 1...Kxf5
        • 2.Qh7#
      • 1...Kxd5!
    • 1.Re2+?
      • 1...Kxf3
        • 2.Re3#
        • 2.Qh5#
      • 1...Kxf5
        • 2.Sh4#
        • 2.Qh3#
        • 2.Qh5#
        • 2.Qh7#
        • 2.Qc8#
      • 1...Kxd5!
    • 1.Rxc3?
      • 1...Kxd5
        • 2.Sb4#
      • 1...Kxf5
        • 2.Qh7#
      • 1...Kxf3!
    • 1.Rg1?
      • 1...Kxd3
        • 2.Rd2#
      • 1...Kxf3
        • 2.Qh1#
      • 1...Kxf5
        • 2.Qh7#
      • 1...Kxd5!
    • 1.Rg3?
      • 1...Kxd3
        • 2.Rd2#
      • 1...Kxf5
        • 2.Qh7#
      • 1...Kxd5!
    • 1.Rg4+?
      • 1...Kxd3
        • 2.Se1#
        • 2.Rd2#
      • 1...Kxf3
        • 2.Qh3#
      • 1...Kxf5
        • 2.Qh5#
        • 2.Qc8#
      • 1...Kxd5!
    • 1.Rg8?
      • 1...Kxd3
        • 2.Rd2#
      • 1...Kxf3
        • 2.Qh1#
      • 1...Kxf5
        • 2.Qh7#
      • 1...Kxd5!
    • 1.Qh1?
      • 1...Kxd3
        • 2.Rd2#
      • 1...Kxf5
        • 2.Sh4#
        • 2.Qh7#
      • 1...Kxd5!
    • 1.Qh2?
      • 1...Kxd3
        • 2.Rd2#
      • 1...Kxf3
        • 2.Qh1#
        • 2.Qg2#
      • 1...Kxf5
        • 2.Qh7#
      • 1...Kxd5!
    • 1.Qh3?
      • 1...Kxd3
        • 2.Rd2#
      • 1...Kxd5!
    • 1.Qh4+?
      • 1...Kxd3
        • 2.Se1#
        • 2.Rd2#
        • 2.Qc4#
      • 1...Kxf3
        • 2.Se1#
        • 2.Rg3#
        • 2.Qh1#
        • 2.Qg4#
      • 1...Kxf5
        • 2.Qg4#
        • 2.Qh7#
      • 1...Kxd5!
    • 1.Qh5?
      • 1...Kxd3
        • 2.Rd2#
      • 1...Kxd5!
    • 1.Qh6?
      • 1...Kxd3
        • 2.Rd2#
        • 2.Qe3#
      • 1...Kxf3
        • 2.Qe3#
        • 2.Qh1#
      • 1...Kxf5
        • 2.Qg6#
        • 2.Qh7#
      • 1...Kxd5!
    • 1.Qh7?
      • 1...Kxd3
        • 2.Rd2#
      • 1...Kxf3
        • 2.Qh1#
      • 1...Kxd5!
    • 1.Qc8?
      • 1...Kxd3
        • 2.Rd2#
      • 1...Kxd5
        • 2.Qb7#
      • 1...Kxf3!
    • 1.Qg8?
      • 1...Kxd3
        • 2.Rd2#
      • 1...Kxf5
        • 2.Qh7#
      • 1...Kxf3!
    • 1.c6?
      • 1...Kxd3
        • 2.Rd2#
      • 1...Kxf3
        • 2.Qh1#
      • 1...Kxf5
        • 2.Qh7#
      • 1...Kxd5!
  • Keys
    • 1.Ka7!
      • 1...Kxd3
        • 2.Rd2#
      • 1...Kxf3
        • 2.Qh1#
      • 1...Kxd5
        • 2.Qa8#
      • 1...Kxf5
        • 2.Qh7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • K(b);OGATEB,S_FLIGHT,XS(E)::B(A)+R(B),DCHECK
    • K(b);OGATEB,S_FLIGHT,XS(F)::QAB(L)
    • K(b);OGATEB,S_FLIGHT,XP(I)::QAB(L)
  • Tries
    • Try
      • K(K);S_FLIGHT
      • Vars
        • K(b);OGATEB,S_FLIGHT,XS(E)::B(A)+R(B),DCHECK
        • K(b);OGATEB,S_FLIGHT,XS(F)::QAB(L)
        • K(b);OGATEB,S_FLIGHT,XP(I)::QAB(L)
      • Refutation
        • K(b);S_FLIGHT,XP(H)
    • Try
      • K(K);P-FLIGHT
      • Vars
        • K(b);OGATEB,S_FLIGHT,XS(E)::B(A)+R(B),DCHECK
        • K(b);OGATEB,S_FLIGHT,XS(F)::QAB(L)
        • K(b);OGATEB,S_FLIGHT,XP(I)::QAB(L)
      • Refutation
        • K(b);S_FLIGHT,XP(H)
    • Try
      • R(B);CHECK
      • Refutation
        • K(b);S_FLIGHT,XP(H)
    • Try
      • R(B);XP(a)
      • Vars
        • K(b);S_FLIGHT,XP(H)::S(E)
        • K(b);OGATEB,S_FLIGHT,XP(I)::QAB(L)
      • Refutation
        • K(b);S_FLIGHT,XS(F)
    • Try
      • R(J);
      • Vars
        • K(b);OGATEB,S_FLIGHT,XS(E)::B(A)+R(B),DCHECK
        • K(b);OGATEB,S_FLIGHT,XS(F)::QAB(L)
        • K(b);OGATEB,S_FLIGHT,XP(I)::QAB(L)
      • Refutation
        • K(b);S_FLIGHT,XP(H)
    • Try
      • R(J);
      • Vars
        • K(b);OGATEB,S_FLIGHT,XS(E)::B(A)+R(B),DCHECK
        • K(b);OGATEB,S_FLIGHT,XP(I)::QAB(L)
      • Refutation
        • K(b);S_FLIGHT,XP(H)
    • Try
      • R(J);CHECK
      • Vars
        • K(b);S_FLIGHT,XS(F)::QAR2(L)
      • Refutation
        • K(b);S_FLIGHT,XP(H)
    • Try
      • R(J);
      • Vars
        • K(b);OGATEB,S_FLIGHT,XS(E)::B(A)+R(B),DCHECK
        • K(b);OGATEB,S_FLIGHT,XS(F)::QAB(L)
        • K(b);OGATEB,S_FLIGHT,XP(I)::QAB(L)
      • Refutation
        • K(b);S_FLIGHT,XP(H)
    • Try
      • Q(L);
      • Vars
        • K(b);OGATEB,S_FLIGHT,XS(E)::B(A)+R(B),DCHECK
      • Refutation
        • K(b);S_FLIGHT,XP(H)
    • Try
      • Q(L);
      • Vars
        • K(b);OGATEB,S_FLIGHT,XS(E)::B(A)+R(B),DCHECK
        • K(b);OGATEB,S_FLIGHT,XP(I)::QAB(L)
      • Refutation
        • K(b);S_FLIGHT,XP(H)
    • Try
      • Q(L);
      • Vars
        • K(b);OGATEB,S_FLIGHT,XS(E)::B(A)+R(B),DCHECK
      • Refutation
        • K(b);S_FLIGHT,XP(H)
    • Try
      • Q(L);CHECK
      • Refutation
        • K(b);S_FLIGHT,XP(H)
    • Try
      • Q(L);
      • Vars
        • K(b);OGATEB,S_FLIGHT,XS(E)::B(A)+R(B),DCHECK
      • Refutation
        • K(b);S_FLIGHT,XP(H)
    • Try
      • Q(L);
      • Refutation
        • K(b);S_FLIGHT,XP(H)
    • Try
      • Q(L);
      • Vars
        • K(b);OGATEB,S_FLIGHT,XS(E)::B(A)+R(B),DCHECK
        • K(b);OGATEB,S_FLIGHT,XS(F)::QAB(L)
      • Refutation
        • K(b);S_FLIGHT,XP(H)
    • Try
      • Q(L);
      • Vars
        • K(b);OGATEB,S_FLIGHT,XS(E)::B(A)+R(B),DCHECK
        • K(b);OGATEB,S_FLIGHT,XP(H)::QAB(L)
      • Refutation
        • K(b);S_FLIGHT,XS(F)
    • Try
      • Q(L);
      • Vars
        • K(b);OGATEB,S_FLIGHT,XS(E)::B(A)+R(B),DCHECK
        • K(b);OGATEB,S_FLIGHT,XP(I)::QAB(L)
      • Refutation
        • K(b);S_FLIGHT,XS(F)
    • Try
      • P(G);
      • Vars
        • K(b);OGATEB,S_FLIGHT,XS(E)::B(A)+R(B),DCHECK
        • K(b);OGATEB,S_FLIGHT,XS(F)::QAB(L)
        • K(b);OGATEB,S_FLIGHT,XP(I)::QAB(L)
      • Refutation
        • K(b);S_FLIGHT,XP(H)
  • Actual
    • K(K);P-FLIGHT
    • Vars
      • K(b);OGATEB,S_FLIGHT,XS(E)::B(A)+R(B),DCHECK
      • K(b);OGATEB,S_FLIGHT,XS(F)::QAB(L)
      • K(b);OGATEB,S_FLIGHT,XP(H)::QAB(L)
      • K(b);OGATEB,S_FLIGHT,XP(I)::QAB(L)
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