MESON Chess Problem Database

Problem Display
PID: 257640 (R5Q1/1Kpp4/2p5/2p5/2R5/1k1P3b/7b/6nq w - - 0 1)

Andrade, Barry Jack da Costa

British Chess Magazine, 1934

R5Q1/1Kpp4/2p5/2p5/2R5/1k1P3b/7b/6nq

#2

5 + 9

SOLUTION

  • SOUND
  • Tries
    • 1.Rc3+?
      • 1...Kb2
        • 2.Qb3#
      • 1...Kb4
        • 2.Rb3#
        • 2.Qb3#
        • 2.Qc4#
      • 1...Kxc3!
  • Keys
    • 1.Qb8!
      • threat
        • 2.Kc8#
      • 1...Kb2
        • 2.Kc8#
      • 1...d5
        • 2.Kxc6#
      • 1...d6
        • 2.Kxc7#

This is after

After CS Kipping.

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(B);CHECK
      • Vars
        • K(d);P-FLIGHT::QAR1(E)
      • Refutation
        • K(d);P-FLIGHT,XR(B)
  • Actual
    • Q(E);
    • Threat
      • QAR(E)+K(C)
    • Vars
      • K(d);P-FLIGHT::QAR(E)+K(C)
      • P(i);::QAR(E)+K(C),XP(g)
      • P(i);::QAR(E)+K(C),XP(h)
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