MESON Chess Problem Database

Problem Display
PID: 76648 (r3k3/p2r4/1b1B2K1/3B4/Q7/8/8/8 w q - 0 1)

Havel, Miroslav

Svetozor, 1918

r3k3/p2r4/1b1B2K1/3B4/Q7/8/8/8

#2

4 + 5

6024 Bohemian Garnets 1923

SOLUTION

  • SOUND
  • Sets
    • 1...Rd8
      • 2.Bf7#
    • 1...Bd8
      • 2.Bf7#
  • Tries
    • 1.Qe4+?
      • 1...Re7
        • 2.Qxe7#
      • 1...Kd8!
  • Keys
    • 1.Be6!
      • threat
        • 2.Qxd7#
      • 1...Kd8
        • 2.Qxd7#
      • 1...0-0-0
        • 2.Qa6#
      • 1...Rd8
        • 2.Bf7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • R(d);SBLOCK::B(B)
    • B(a);SBLOCK::B(B)
  • Tries
    • Try
      • Q(A);CHECK,N_PINR(c)
      • Vars
        • R(c);N_GUARD,P_SPINR(c)::QAR1(A),XR(c)
      • Refutation
        • K(e);P-FLIGHT
  • Actual
    • B(B);
    • Threat
      • QAB1(A),XR(c)
    • Vars
      • K(e);N_SPINR(c),P-FLIGHT::QAR1(A),XR(c)
      • K(e);0-0-0,OGATEB::QAB(A)
      • R(d);SBLOCK::B(B)
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