MESON Chess Problem Database

Problem Display
PID: 268134 (3BQ3/3p1B2/6p1/3pnkP1/2n2q1R/4b3/K3N2N/3R4 w - - 0 1)

Reynders, Louis Joan Marie

Probleemblad, 1985

3BQ3/3p1B2/6p1/3pnkP1/2n2q1R/4b3/K3N2N/3R4

#2

9 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Ke4
      • 2.Sg3#
      • 2.Bxg6#
    • 1...Qg3
      • 2.Sxg3#
    • 1...Qf1
      • 2.Sg3#
    • 1...Qd4
      • 2.Sg3#
    • 1...Qe4
      • 2.Sg3#
    • 1...Bg1
      • 2.Rxf4#
    • 1...Bf2
      • 2.Rxf4#
    • 1...Bd4
      • 2.Rxf4#
    • 1...Bc5
      • 2.Rxf4#
    • 1...Bb6
      • 2.Rxf4#
    • 1...Ba7
      • 2.Rxf4#
    • 1...Sd3
      • 2.Bxg6#
    • 1...Sf3
      • 2.Bxg6#
    • 1...Sg4
      • 2.Bxg6#
    • 1...Sc6
      • 2.Bxg6#
  • Tries
    • 1.Be6+?
      • 1...Ke4
        • 2.Sc3#
        • 2.Sg3#
      • 1...dxe6!
    • 1.Rf1?
      • threat
        • 2.Sg3#
      • 1...Ke4
        • 2.Bxg6#
      • 1...Bf2
        • 2.Rxf4#
      • 1...Sf3
        • 2.Bxg6#
      • 1...Qf2!
    • 1.Qxd7+?
      • 1...Ke4
        • 2.Sc3#
        • 2.Sg3#
        • 2.Bxd5#
      • 1...Sxd7!
    • 1.Qe6+?
      • 1...Ke4
        • 2.Sc3#
        • 2.Sg3#
        • 2.Bxg6#
      • 1...dxe6!
  • Keys
    • 1.Rxd5!
      • threat
        • 2.Bxg6#
      • 1...Ke4
        • 2.Sg3#
      • 1...Qxg5
        • 2.Qxd7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 14
  • Sets
    • Q(c);N_GUARD::S(C),XQ(c)
    • Q(c);N_GUARD::S(C)
    • B(a);N_GUARD::R1(E),XQ(c)
    • S(e);N_GUARD::B(G),XP(g)
  • Tries
    • Try
      • B(G);CHECK
      • Refutation
        • P(h);XB(G)
    • Try
      • R(A);P_PINQ(c)
      • Threat
        • S(C)
      • Vars
        • K(f);P_SPINS(e),S_FLIGHT::B(G),XP(g)
        • B(a);N_GUARD,N_SPINQ(c)::R1(E),XQ(c)
        • S(e);N_GUARD,N_SPINQ(c)::B(G),XP(g)
      • Refutation
        • Q(c);P_PINS(C)
    • Try
      • Q(I);CHECK,XP(h)
      • Refutation
        • S(e);XQ(I)
    • Try
      • Q(I);CHECK
      • Refutation
        • P(h);XQ(I)
  • Actual
    • R(A);P_PINS(e),XP(d)
    • Threat
      • B(G),XP(g)
    • Vars
      • K(f);P_SPINQ(c),S_FLIGHT::S(C)
      • Q(c);XP(F)::QAB(I),XP(h)
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