MESON Chess Problem Database

Problem Display
PID: 10133 (8/7Q/b5RP/6KB/N1p2P2/BN6/P1k4p/1rn5 w - - 0 1)

Mansfield, Comins

Europe Echecs, 1962

8/7Q/b5RP/6KB/N1p2P2/BN6/P1k4p/1rn5

#2

10 + 6

3550 Complete Mansfield/II 1997

SOLUTION

  • SOUND
  • Sets
    • 1...Kd3
      • 2.Re6#
    • 1...Sxa2
      • 2.Rb6#
    • 1...Se2
      • 2.Rd6#
    • 1...Sxb3
      • 2.Rd6#
  • Tries
    • 1.Bd1+?
      • 1...Kd3
        • 2.Re6#
      • 1...Kxd1!
  • Keys
    • 1.Kf6!
      • threat
        • 2.Rg2#
      • 1...Kd3
        • 2.Rg3#
      • 1...Sxa2
        • 2.Rg3#
      • 1...Se2
        • 2.Rg1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 3
    • ADDED MATES = 0
    • REMOVED MATES = 1
  • Sets
    • K(c);S_FLIGHT::QAB(J)+R(H)
    • S(b);N_GUARD,XP(A)::QAB(J)+R(H)
    • S(b);N_GUARD::QAB(J)+R(H)
    • S(b);N_GUARD,XS(C)::QAB(J)+R(H)
  • Tries
    • Try
      • B(G);CHECK
      • Vars
        • K(c);S_FLIGHT::QAB(J)+R(H)
      • Refutation
        • K(c);S_FLIGHT,XB(G)
  • Actual
    • K(F);S_FLIGHT
    • Threat
      • QAB(J)+R(H),DCHECK
    • Vars
      • K(c);S_FLIGHT::QAB(J)+R(H),DCHECK
      • S(b);N_GUARD,XP(A)::QAB(J)+R(H)
      • S(b);N_GUARD::QAB(J)+R(H)
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