MESON Chess Problem Database

Problem Display
PID: 152329 (3R4/6pK/Q1pPp1pb/2kb2qR/1p6/4PN2/8/6B1 w - - 0 1)

Dawson, Thomas Rayner

Rivista Portugues de Xadrez, 1939

3R4/6pK/Q1pPp1pb/2kb2qR/1p6/4PN2/8/6B1

#2

8 + 9

15256 TRD Scrapbook 2014

SOLUTION

  • SOUND
  • Sets
    • 1...Qf4
      • 2.exf4#
    • 1...Ba2
      • 2.e4#
    • 1...Bb3
      • 2.e4#
    • 1...Bxf3
      • 2.e4#
    • 1...Bc4
      • 2.e4#
  • Keys
    • 1.Sd2!
      • threat
        • 2.Qa5#
      • 1...Qxe3
        • 2.Sb3#
      • 1...Qxd8
        • 2.Se4#
      • 1...Bc4
        • 2.e4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 4
  • Sets
    • Q(d);OGATE,P_SPINB(c)::B(A)+P(B),XQ(d)
    • B(c);P_SPINQ(d)::B(A)+P(B)
    • B(c);P_SPINQ(d),XS(C)::B(A)+P(B)
  • Actual
    • S(C);
    • Threat
      • QAR2(E)
    • Vars
      • Q(d);P_SPINB(c),P_SPINQ(d),XP(B)::S(C)
      • Q(d);P_SPINB(c),XR(H)::S(C)
      • B(c);P_SPINQ(d)::B(A)+P(B)
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