MESON Chess Problem Database

Problem Display
PID: 213708 (8/2BB2K1/3R4/3Pk3/1R5P/r3P3/8/q1b2N2 w - - 0 1)

Witt, Andreas

Badische Neueste Nachrichten, 1995

8/2BB2K1/3R4/3Pk3/1R5P/r3P3/8/q1b2N2

#2

9 + 4

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Sh2?
      • threat
        • 2.Sf3#
        • 2.Sg4#
      • 1...Rxe3
        • 2.Sg4#
      • 1...Qd4!
    • 1.Re6+?
      • 1...Kf5+
        • 2.Re5#
        • 2.Rf6#
      • 1...Kxd5+!
  • Keys
    • 1.e4!
      • threat
        • 2.Ra6#
        • 2.Rdb6#
        • 2.Rc6#
        • 2.Re6#
        • 2.Rf6#
        • 2.Rg6#
        • 2.Rh6#
      • 1...Kf4+
        • 2.Rf6#
      • 1...Rg3+
        • 2.Rg6#
      • 1...Bh6+
        • 2.Rxh6#
      • 1...Qd4
        • 2.Re6#
      • 1...Qc3
        • 2.Rc6#
        • 2.Re6#
      • 1...Rc3
        • 2.Rc6#
        • 2.Re6#
      • 1...Ra6
        • 2.Rxa6#
        • 2.Rdb6#
        • 2.Rc6#
        • 2.Re6#
      • 1...Ra7
        • 2.Re6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(A);
      • Threat
        • DUALS(2)
      • Vars
        • R(c);XP(B)::S(A)
      • Refutation
        • Q(a);
    • Try
      • R(F);CHECK
      • Refutation
        • K(d);CHECK,P-FLIGHT,XP(E)
  • Actual
    • P(B);
    • Threat
      • DUALS(7)
    • Vars
      • K(d);CHECK,S_FLIGHT::B(G)+R(F),DCHECK
      • R(c);CHECK::B(G)+R(F)
      • B(b);CHECK::B(G)+R(F),XB(b)
      • Q(a);::B(G)+R(F),DCHECK
      • R(c);::B(G)+R(F),DCHECK
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