MESON Chess Problem Database

Problem Display
PID: 75877 (4n1bq/KN3P2/1Q2p3/1p2P1R1/4k2r/2p1rR2/B3P3/3NB1b1 w - - 0 1)

Dyachuk, Vasyl Vasilovich

Markovtsy, Vassyl Yuriovich

4th Place, Ukrainian Championship, 1998

4n1bq/KN3P2/1Q2p3/1p2P1R1/4k2r/2p1rR2/B3P3/3NB1b1

#2

11 + 10

6166 FIDE Album (1998-2000) 2007

SOLUTION

  • SOUND
  • Sets
    • 1...Bf2
      • 2.Sxf2#
    • 1...Bh2
      • 2.Sf2#
      • 2.Qxe3#
    • 1...Sd6
      • 2.Sxd6#
    • 1...Sf6
      • 2.Sd6#
    • 1...Sc7
      • 2.Sd6#
    • 1...Sg7
      • 2.Sd6#
    • 1...b4
      • 2.Qxb4#
  • Tries
    • 1.Bb1+?
      • 1...Kd5
        • 2.Qc5#
      • 1...Rd3
        • 2.Sxc3#
      • 1...c2!
    • 1.Rxe3+?
      • 1...Bxe3
        • 2.Qxe3#
      • 1...Kf4!
    • 1.Rg4+?
      • 1...Kxe5
        • 2.Bg3#
        • 2.Qd4#
        • 2.Qc5#
        • 2.Qxb5#
        • 2.Qxe6#
      • 1...Rxg4!
    • 1.f8Q?
      • threat
        • 2.Qb4#
      • 1...Rxe2
        • 2.Sxc3#
      • 1...Rxf3
        • 2.Qxf3#
      • 1...Rd3
        • 2.exd3#
      • 1...Sd6
        • 2.Sxd6#
      • 1...b4
        • 2.Qfxb4#
        • 2.Qbxb4#
      • 1...Qxe5!
  • Keys
    • 1.Bf2!
      • threat
        • 2.Qxe3#
      • 1...Rxe2
        • 2.Qc6#
      • 1...Rxf3
        • 2.Qd4#
      • 1...Bxf2
        • 2.Sxf2#
      • 1...Rd3
        • 2.Sc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 5
  • Sets
    • B(a);N_GUARD::S(A),XB(a)
    • S(h);N_GUARD::S(J),XS(h)
    • S(h);N_GUARD::S(J)
    • P(f);OGATE::QAR(H),XP(f)
  • Tries
    • Try
      • B(C);CHECK
      • Vars
        • K(d);S_FLIGHT::QAR1(H)
        • R(c);P_PINQ(H),P_SPINR(c)::S(A),XP(b)
      • Refutation
        • P(b);P_SPINP(b)
    • Try
      • R(E);CHECK,XR(c)
      • Vars
        • B(a);OGATE,P_PINQ(H),XR(E)::QAR1(H),XB(a)
      • Refutation
        • K(d);P-FLIGHT
    • Try
      • R(G);CHECK
      • Refutation
        • R(e);XR(G)
    • Try
      • P(K);
      • Threat
        • QAR(K)
      • Vars
        • R(c);N_GUARD,P_PINQ(H),XP(D)::S(A),XP(b)
        • R(c);OGATE,P_PINQ(H),XR(E)::QAB1(K),XR(c)
        • R(c);OGATE,P_PINQ(H)::P(D),XR(c)
        • S(h);N_GUARD::S(J),XS(h)
      • Refutation
        • Q(j);XP(F)
  • Actual
    • B(B);
    • Threat
      • QAR1(H),XR(c)
    • Vars
      • R(c);XP(D)::QAB(H)
      • R(c);XR(E)::QAR1(H)
      • B(a);XB(B)::S(A),XB(a)
      • R(c);::S(J)
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