MESON Chess Problem Database

Problem Display
PID: 37656 (3B4/1K1p4/B2R4/2pnpp1q/1N1kb2N/r2p4/1P2Q3/4bR2 w - - 0 1)

Slesarenko, Anatoly Vasilevich

2nd Prize, Belfort, 1994

3B4/1K1p4/B2R4/2pnpp1q/1N1kb2N/r2p4/1P2Q3/4bR2

#2

9 + 11

3705 Album Russia (1992-1994) 2000

SOLUTION

  • SOUND
  • Sets
    • 1...Bf2
      • 2.Qxf2#
    • 1...Bc3
      • 2.Qf2#
    • 1...Bxb4
      • 2.Qf2#
    • 1...cxb4
      • 2.Bb6#
    • 1...c4
      • 2.Bb6#
  • Tries
    • 1.Sxf5+?
      • 1...Bxf5
        • 2.Rxd5#
      • 1...Qxf5!
    • 1.Qxd3+?
      • 1...Rxd3
        • 2.Sc2#
      • 1...Bxd3!
  • Keys
    • 1.Rf4!
      • threat
        • 2.Rxd5#
      • 1...Qxe2
        • 2.Sxf5#
      • 1...Rxa6
        • 2.Qxd3#
      • 1...Bxb4
        • 2.Qf2#
      • 1...dxe2
        • 2.Sc2#
      • 1...cxb4
        • 2.Bb6#
      • 1...exf4
        • 2.Bf6#
      • 1...Qf7
        • 2.Sf3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 3
  • Sets
    • B(a);N_GUARD::QAB(C),XB(a)
    • B(a);N_GUARD::QAB(C)
    • B(a);N_GUARD,XS(D)::QAB(C)
    • P(f);OGATEB,XS(D)::B(I)
    • P(f);OGATEB::B(I)
  • Tries
    • Try
      • S(E);CHECK,XP(i)
      • Vars
        • B(e);XS(E)::R1(G),XS(g)
      • Refutation
        • Q(j);XS(E)
    • Try
      • Q(C);CHECK,XP(c)
      • Vars
        • R(b);XQ(C)::S(D)
      • Refutation
        • B(e);XQ(C)
  • Actual
    • R(A);P_PINB(e)
    • Threat
      • R1(G),XS(g)
    • Vars
      • Q(j);N_GUARD,XQ(C)::S(E),XP(i)
      • R(b);N_GUARD,XB(F)::QAR1(C),XP(c)
      • B(a);N_GUARD,XS(D)::QAB(C)
      • P(c);N_GUARD,XQ(C)::S(D)
      • P(f);OGATEB,XS(D)::B(I)
      • P(h);N_SPINB(e),OGATEB,XR(A)::B(I)
      • Q(j);N_GUARD::S(E)
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