MESON Chess Problem Database

Problem Display
PID: 51457 (2Q3B1/8/7r/B2pk2p/3R3K/5P2/8/8 w - - 0 1)

Wright Wood, S (= Wood, SW)

The Guardian, 1961

2Q3B1/8/7r/B2pk2p/3R3K/5P2/8/8

#2

6 + 4

SOLUTION

  • SOUND
  • Sets
    • 1...Kxd4
      • 2.Qc3#
    • 1...Kd6
      • 2.Qc7#
  • Keys
    • 1.Qc1!
      • threat
        • 2.Qf4#
      • 1...Kxd4
        • 2.Qc3#
      • 1...Kf5
        • 2.Qg5#
      • 1...Kd6
        • 2.Qc7#
      • 1...Kf6
        • 2.Qg5#
      • 1...Rf6
        • 2.Rxd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • K(b);OGATEB,S_FLIGHT,XR(B)::QAB1(E)
    • K(b);P_SPINP(a),S_FLIGHT::QAB1(E)
  • Actual
    • Q(E);
    • Threat
      • QAB1(E)
    • Vars
      • K(b);OGATEB,S_FLIGHT,XR(B)::QAB1(E)
      • K(b);P-FLIGHT::QAR1(E)
      • K(b);P_SPINP(a),S_FLIGHT::QAB1(E)
      • K(b);S_FLIGHT::QAB1(E)
      • R(d);SBLOCK::R1(B),XP(a)
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