MESON Chess Problem Database

Problem Display
PID: 138724 (6K1/8/8/n2k4/1Rp2Q2/8/5B2/8 w - - 0 1)

Lincoln, Robert A

StrateGems, 2010

6K1/8/8/n2k4/1Rp2Q2/8/5B2/8

#2

4 + 3

SOLUTION

  • SOUND
  • Tries
    • 1.Rb6?
      • threat
        • 2.Rd6#
        • 2.Qd4#
        • 2.Qf5#
      • 1...Sb3
        • 2.Rd6#
        • 2.Qf5#
      • 1...Sb7
        • 2.Qd4#
        • 2.Qf5#
      • 1...c3
        • 2.Rd6#
        • 2.Qd4#
      • 1...Sc6!
  • Keys
    • 1.Bg3!
      • 1...Kc5
        • 2.Qd6#
      • 1...Kc6
        • 2.Qd6#
      • 1...Ke6
        • 2.Qf7#
      • 1...Sb3
        • 2.Qxc4#
      • 1...Sc6
        • 2.Qxc4#
      • 1...Sb7
        • 2.Qxc4#
      • 1...c3
        • 2.Qd6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(B);
      • Threat
        • DUALS(3)
      • Refutation
        • S(b);
  • Actual
    • B(A);
    • Vars
      • K(c);P-FLIGHT::QAB1(C)
      • K(c);S_FLIGHT::QAR1(C)
      • K(c);S_FLIGHT::QAB1(C)
      • S(b);N_GUARD::QAB1(C),XP(a)
      • P(a);::QAR1(C)
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