MESON Chess Problem Database

Problem Display
PID: 55445 (2Nb3Q/p1R1p3/2R1P3/3k4/4rp2/1P2pK2/4P3/8 w - - 0 1)

Mansfield, Comins

Themes-64, 1974

2Nb3Q/p1R1p3/2R1P3/3k4/4rp2/1P2pK2/4P3/8

#2

8 + 7

4054 Complete Mansfield/III 1999

SOLUTION

  • SOUND
  • Sets
    • 1...Rc4
      • 2.bxc4#
    • 1...Rd4
      • 2.Qh5#
    • 1...Re5
      • 2.Qxd8#
    • 1...Rxe6
      • 2.Rc5#
    • 1...Bxc7
      • 2.Sxe7#
    • 1...a5
      • 2.Sb6#
    • 1...a6
      • 2.Sb6#
  • Tries
    • 1.Qh5+?
      • 1...Kd4
        • 2.Rc4#
        • 2.Rd7#
        • 2.Qc5#
      • 1...Re5!
  • Keys
    • 1.Qc3!
      • threat
        • 2.Rd7#
        • 2.Qc5#
      • 1...Rxe6
        • 2.Rc5#
        • 2.Qc5#
      • 1...Bxc7
        • 2.Sxe7#
        • 2.Qc5#
      • 1...Rd4
        • 2.Qa5#
        • 2.Qc5#
      • 1...Rc4
        • 2.bxc4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 6
  • Sets
    • R(b);OGATE::P(B),XR(b)
    • R(b);N_GUARD,SBLOCK::QAR(H)
    • R(b);SBLOCK::QAR(H),XB(g)
    • R(b);SBLOCK,XP(E)::R1(D)
    • B(g);N_GUARD,XR(F)::S(G),XP(f)
    • P(e);N_GUARD::S(G)
  • Tries
    • Try
      • Q(H);CHECK
      • Refutation
        • R(b);P_SPINR(b)
  • Actual
    • Q(H);
    • Threat
      • DUALS(2)
    • Vars
      • R(b);OGATE::P(B),XR(b)
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