MESON Chess Problem Database

Problem Display
PID: 142108 (6K1/7Q/8/1p1kp3/1PN5/P7/B7/8 w - - 0 1)

Wright, Roger John

British Chess Magazine 06. Ty., 1890

6K1/7Q/8/1p1kp3/1PN5/P7/B7/8

#2

6 + 3

SOLUTION

  • SOUND
  • Sets
    • 1...Ke6
      • 2.Qf7#
    • 1...e4
      • 2.Qd7#
  • Tries
    • 1.Qb7+?
      • 1...Ke6
        • 2.Qf7#
      • 1...Kd4!
  • Keys
    • 1.Bb1!
      • 1...Kxc4
        • 2.Qd3#
      • 1...Kd4
        • 2.Qd3#
      • 1...Kc6
        • 2.Be4#
      • 1...Ke6
        • 2.Qf7#
      • 1...bxc4
        • 2.Qd7#
      • 1...e4
        • 2.Qxe4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • K(b);S_FLIGHT::QAB1(E)
    • P(c);SBLOCK::QAR2(E)
  • Tries
    • Try
      • Q(E);CHECK
      • Vars
        • K(b);S_FLIGHT::QAB1(E)
      • Refutation
        • K(b);P-FLIGHT
  • Actual
    • B(A);
    • Vars
      • K(b);S_FLIGHT,XS(D)::QAB1(E)
      • K(b);P-FLIGHT::QAR1(E)
      • K(b);S_FLIGHT::B(A)
      • K(b);S_FLIGHT::QAB1(E)
      • P(a);SBLOCK,XS(D)::QAR2(E)
      • P(c);::QAB1(E),XP(c)
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