MESON Chess Problem Database

Problem Display
PID: 10524 (1B6/8/3rp3/1Ppkp3/3N4/PN3pP1/B2K4/3R3Q w - - 0 1)

Mansfield, Comins

Probleemblad, 1965

1B6/8/3rp3/1Ppkp3/3N4/PN3pP1/B2K4/3R3Q

#2

10 + 6

4054 Complete Mansfield/III 1999

SOLUTION

  • SOUND
  • Sets
    • 1...Ke4
      • 2.Qxf3#
  • Tries
    • 1.Qxf3+?
      • 1...Kc4
        • 2.Rc1#
      • 1...e4!
  • Keys
    • 1.Sxf3!
      • 1...Kc4+
        • 2.Sbd4#
      • 1...Ke4+
        • 2.Sfd4#
      • 1...c4
        • 2.Ke3#
      • 1...Ra6
        • 2.Sxe5#
      • 1...Rb6
        • 2.Sxe5#
      • 1...Rc6
        • 2.Sxe5#
      • 1...Rd7
        • 2.Sxe5#
      • 1...Rd8
        • 2.Sxe5#
      • 1...e4
        • 2.Kc3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • K(c);P_PINS(H),S_FLIGHT::QAB1(B),XP(a)
  • Tries
    • Try
      • Q(B);CHECK,XP(a)
      • Vars
        • K(c);P_PINS(H),S_FLIGHT::R(A)
      • Refutation
        • P(d);P_SPINP(d)
  • Actual
    • S(H);XP(a)
    • Vars
      • K(c);CHECK,S_FLIGHT::B(C)+S(F)
      • K(c);CHECK,S_FLIGHT::QAB(B)+S(H)
      • P(b);SBLOCK::R(A)+K(D)
      • R(e);::QAB(B)+S(H),XP(d)
      • P(d);SBLOCK::R(A)+K(D)
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