MESON Chess Problem Database

Problem Display
PID: 76705 (1r6/B3R2P/1r1Q3K/bp1bP3/1P1k4/2N1N3/n1R1PP2/8 w - - 0 1)

Monreal, Pierre

La Bataille, 1945

1r6/B3R2P/1r1Q3K/bp1bP3/1P1k4/2N1N3/n1R1PP2/8

#2

12 + 7

136 Problem Observer 2014

SOLUTION

  • SOUND
  • Tries
    • 1.Bxb6+?
      • 1...Bxb6
        • 2.Qxd5#
      • 1...Rxb6!
    • 1.Rc7?
      • threat
        • 2.Sf5#
        • 2.Rd2#
      • 1...Sxb4
        • 2.Sf5#
      • 1...Rf8
        • 2.Rd2#
      • 1...Sc1
        • 2.Sf5#
      • 1...Sxc3!
  • Keys
    • 1.Qg6!
      • threat
        • 2.Sxb5#
      • 1...Sxc3
        • 2.Rd2#
      • 1...Be6
        • 2.Qe4#
      • 1...Bc4
        • 2.Sf5#
      • 1...Bc6
        • 2.Qd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(J);CHECK,N_SPINQ(H),XR(f)
      • Vars
        • B(c);XB(J)::QAR1(H),XB(e)
      • Refutation
        • R(g);P_PINQ(H),XB(J)
    • Try
      • R(K);
      • Threat
        • DUALS(2)
      • Vars
        • S(a);XP(F)::S(E)
        • R(g);::R(A)
        • S(a);::S(E)
      • Refutation
        • S(a);XS(D)
  • Actual
    • Q(H);N_PINB(e)
    • Threat
      • S(D),XP(d)
    • Vars
      • S(a);SBLOCK,XS(D)::R(A)
      • B(e);N_PINQ(H)::QAR1(H)
      • B(e);SBLOCK::S(E)
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