MESON Chess Problem Database

Problem Display
PID: 32683 (8/3p4/4pp2/1P1Pk3/6P1/1N1b2P1/3KP3/6Q1 w - - 0 1)

Thompson, Theophilus Augustus

Chess Problems by Theophilus A. Thompson, 1873

8/3p4/4pp2/1P1Pk3/6P1/1N1b2P1/3KP3/6Q1

#2

8 + 5

SOLUTION

  • SOUND
  • Sets
    • 1...Ke4
      • 2.Qd4#
    • 1...Kxd5
      • 2.Qd4#
    • 1...d6
      • 2.Qd4#
  • Tries
    • 1.Qa1+?
      • 1...Ke4
        • 2.Qd4#
      • 1...Kxd5
        • 2.Qd4#
      • 1...Kd6!
  • Keys
    • 1.d6!
      • threat
        • 2.Qd4#
      • 1...Ke4
        • 2.Qd4#
      • 1...Kd5
        • 2.Qd4#
      • 1...Kxd6
        • 2.Qc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • K(b);P-FLIGHT::QAR1(A)
    • K(b);P-FLIGHT,XP(H)::QAR1(A)
    • P(e);SBLOCK::QAB1(A)
  • Tries
    • Try
      • Q(A);CHECK
      • Vars
        • K(b);P-FLIGHT::QAR1(A)
        • K(b);P-FLIGHT,XP(H)::QAR1(A)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • P(H);
    • Threat
      • QAB1(A)
    • Vars
      • K(b);P-FLIGHT::QAR1(A)
      • K(b);S_FLIGHT,XP(H)::QAB1(A)
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