MESON Chess Problem Database

Problem Display
PID: 28886 (2B1R3/4q3/8/4k3/7Q/5R2/6K1/8 w - - 0 1)

Benoit, Marc

Vancouver Province, 1972

2B1R3/4q3/8/4k3/7Q/5R2/6K1/8

#2

5 + 2

3248 Miniatures canadiennes 2000
5454 Near Snap 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Rd3?
      • threat
        • 2.Rxe7#
        • 2.Qd4#
      • 1...Qxe8
        • 2.Qd4#
      • 1...Qe6!
    • 1.Qf6+?
      • 1...Ke4
        • 2.Bb7#
      • 1...Kd5!
  • Keys
    • 1.Bb7!
      • threat
        • 2.Qf6#
      • 1...Kd6
        • 2.Qxe7#
      • 1...Ke6
        • 2.Qxe7#
      • 1...Qe6
        • 2.Qf4#

Anticipated by 11392(1938)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(B);
      • Threat
        • DUALS(2)
      • Vars
        • Q(b);N_SPINQ(b),XR(E)::QAB1(C)
      • Refutation
        • Q(b);
    • Try
      • Q(C);CHECK
      • Vars
        • K(a);P-FLIGHT::B(D)
      • Refutation
        • K(a);N_SPINQ(b),P-FLIGHT
  • Actual
    • B(D);
    • Threat
      • QAB1(C)
    • Vars
      • K(a);N_SPINQ(b),S_FLIGHT::QAB1(C),XQ(b)
      • K(a);P-FLIGHT::QAR1(C),XQ(b)
      • Q(b);::QAB1(C)
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