MESON Chess Problem Database

Problem Display
PID: 55381 (6r1/p3p3/P1kPP1p1/8/1QP1K1P1/5Rp1/2p1PpB1/7q w - - 0 1)

Mansfield, Comins

Comm., British Chess Magazine, 1974

6r1/p3p3/P1kPP1p1/8/1QP1K1P1/5Rp1/2p1PpB1/7q

#2

10 + 9

4054 Complete Mansfield/III 1999

SOLUTION

  • SOUND
  • Tries
    • 1.Ke5?
      • threat
        • 2.Qb5#
      • 1...Qa1+
        • 2.Rc3#
      • 1...Qh5+
        • 2.Rf5#
      • 1...Qh8+
        • 2.Rf6#
      • 1...exd6+
        • 2.Qxd6#
      • 1...Qb1
        • 2.Rxf2#
        • 2.Ra3#
        • 2.Rb3#
        • 2.Rc3#
        • 2.Rd3#
        • 2.Re3#
        • 2.Rxg3#
        • 2.Rf4#
        • 2.Rf5#
        • 2.Rf6#
        • 2.Rf7#
        • 2.Rf8#
      • 1...Rb8!
  • Keys
    • 1.Kd4!
      • threat
        • 2.Qc5#
      • 1...Qa1+
        • 2.Rc3#
      • 1...Qd1+
        • 2.Rd3#
      • 1...Qh8+
        • 2.Rf6#
      • 1...exd6
        • 2.Qb7#
      • 1...Qh5
        • 2.Rf5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(F);P-FLIGHT
      • Threat
        • QAB1(D)
      • Vars
        • Q(a);CHECK,N_GUARD::B(B)+R(C)
        • P(h);CHECK,OGATE,XP(I)::QAR1(D),XP(h)
      • Refutation
        • R(i);
  • Actual
    • K(F);P-FLIGHT
    • Threat
      • QAR1(D)
    • Vars
      • Q(a);CHECK,N_GUARD::B(B)+R(C)
      • P(h);SBLOCK,XP(I)::QAB1(D)
      • Q(a);N_GUARD::B(B)+R(C)
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