MESON Chess Problem Database

Problem Display
PID: 27510 (4K3/2p5/1pr1N3/1k1P4/1B6/8/RQ6/8 w - - 0 1)

Lebeck, Donald

Mate in Two!! (Lebeck), 1992

4K3/2p5/1pr1N3/1k1P4/1B6/8/RQ6/8

#2

6 + 4

SOLUTION

  • SOUND
  • Tries
    • 1.Sxc7+?
      • 1...Kc4
        • 2.Qc3#
      • 1...Rxc7!
    • 1.Ra5+?
      • 1...Kc4
        • 2.Qc3#
      • 1...bxa5!
  • Keys
    • 1.Qb3!
      • threat
        • 2.Sd4#
        • 2.Be1#
        • 2.Bd2#
        • 2.Bc3#
        • 2.Bc5#
        • 2.Bd6#
        • 2.Be7#
        • 2.Bf8#
      • 1...Rxe6+
        • 2.Be7#
      • 1...Rc3
        • 2.Sd4#
        • 2.Bxc3#
      • 1...Rc4
        • 2.Qa4#
      • 1...Rc5
        • 2.Sd4#
        • 2.Be1#
        • 2.Bd2#
        • 2.Bc3#
        • 2.Bxc5#
      • 1...Rd6
        • 2.Sd4#
        • 2.Sxc7#
        • 2.Be1#
        • 2.Bd2#
        • 2.Bc3#
        • 2.Bc5#
        • 2.Bxd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(E);CHECK,XP(d)
      • Vars
        • K(a);S_FLIGHT::QAR1(B)
      • Refutation
        • R(c);XS(E)
    • Try
      • R(A);CHECK
      • Vars
        • K(a);S_FLIGHT::QAR1(B)
      • Refutation
        • P(b);XR(A)
  • Actual
    • Q(B);
    • Threat
      • DUALS(8)
    • Vars
      • R(c);CHECK,XS(E)::QAR(B)+B(C)
      • R(c);SBLOCK::QAB1(B)
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