MESON Chess Problem Database

Problem Display
PID: 11983 (1r6/4bbNp/R3q1kP/6B1/2n1N3/8/3pK1R1/1B1Q4 w - - 0 1)

Haymann, Jean

The Problemist, 1973

1r6/4bbNp/R3q1kP/6B1/2n1N3/8/3pK1R1/1B1Q4

#2

9 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Qb6
      • 2.Sxd2#
      • 2.Sf2#
      • 2.Sc3#
      • 2.Sc5#
    • 1...Qf6
      • 2.Bxd2#
      • 2.Be3#
      • 2.Bf4#
    • 1...Ba3
      • 2.Bxd2#
      • 2.Be3#
      • 2.Bf4#
    • 1...Bb4
      • 2.Bxd2#
      • 2.Be3#
      • 2.Bf4#
    • 1...Bc5
      • 2.Bxd2#
      • 2.Be3#
      • 2.Bf4#
    • 1...Bf8
      • 2.Bxd2#
      • 2.Be3#
      • 2.Bf4#
  • Tries
    • 1.Rxe6+?
      • 1...Bf6
        • 2.Bxd2#
        • 2.Be3#
        • 2.Bf4#
        • 2.Rxf6#
      • 1...Bxe6!
  • Keys
    • 1.Kf2!
      • threat
        • 2.Qh5#
      • 1...Qb6+
        • 2.Sc5#
      • 1...Qf6+
        • 2.Bf4#
      • 1...Bc5+
        • 2.Be3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(G);CHECK,N_SPINS(E),XQ(c)
      • Refutation
        • B(f);XR(G)
  • Actual
    • K(C);N_SPINS(E),P-FLIGHT
    • Threat
      • QAB1(B)
    • Vars
      • Q(c);CHECK,S_CUTR(h)::B(A)+S(E)
      • Q(c);CHECK,S_CUTB(e)::R(D)+B(F)
      • B(e);CHECK,N_GUARD::R(D)+B(F)
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