MESON Chess Problem Database

Problem Display
PID: 279860 (8/3Q1K2/4NP2/2pnp3/1pP1k3/2prbRpN/2P1Br2/1q6 w - - 0 1)

Stolev, Nikola

2nd Prize, Falanga, 1995-1996

8/3Q1K2/4NP2/2pnp3/1pP1k3/2prbRpN/2P1Br2/1q6

#2

9 + 11

15601 Albrecht-Leiss-Degener Collection 2024

SOLUTION

  • SOUND
  • Sets
    • 1...Qa2
      • 2.cxd3#
    • 1...Qa1
      • 2.cxd3#
    • 1...Qc1
      • 2.cxd3#
    • 1...Qe1
      • 2.cxd3#
    • 1...Qf1
      • 2.cxd3#
    • 1...Qg1
      • 2.cxd3#
    • 1...Qh1
      • 2.cxd3#
    • 1...Qb2
      • 2.cxd3#
    • 1...Qb3
      • 2.cxd3#
    • 1...Rxf3
      • 2.Bxd3#
    • 1...Rd4
      • 2.Sxc5#
    • 1...Bd4
      • 2.Shg5#
      • 2.Seg5#
      • 2.Qxd5#
    • 1...Bg5
      • 2.Shxg5#
    • 1...Sf4
      • 2.Seg5#
    • 1...Sb6
      • 2.Qxd3#
    • 1...Sxf6
      • 2.Qxd3#
    • 1...Sc7
      • 2.Qxd3#
    • 1...Se7
      • 2.Qxd3#
  • Tries
    • 1.Sxc5+?
      • 1...Kd4
        • 2.Qxd5#
      • 1...Bxc5!
    • 1.Seg5+?
      • 1...Kd4
        • 2.Qxd5#
      • 1...Bxg5!
  • Keys
    • 1.Sd4!
      • threat
        • 2.Qxd5#
      • 1...Kxd4
        • 2.Qxd5#
      • 1...Rxd4
        • 2.Qf5#
      • 1...Sxf6
        • 2.Bxd3#
      • 1...Sf4
        • 2.Sg5#
      • 1...Sb6
        • 2.Bxd3#
      • 1...Sc7
        • 2.Bxd3#
      • 1...Se7
        • 2.Bxd3#

There are these versions: 279859

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 6
    • ADDED MATES = 1
    • REMOVED MATES = 11
  • Sets
    • Q(a);N_GUARD::P(A),XR(d)
    • R(b);P_PINP(G),SBLOCK,XR(C)::B(B),XR(d)
    • R(d);SBLOCK,S_CUTB(e)::S(F),XP(i)
    • B(e);N_GUARD::S(D),XB(e)
    • S(j);S_CUTB(e)::S(F)
    • S(j);OGATE::QAB1(H),XR(d)
    • S(j);OGATE,XP(G)::QAB1(H),XR(d)
  • Tries
    • Try
      • S(F);CHECK,XP(i)
      • Vars
        • K(h);P-FLIGHT,P_SPINS(j)::QAR1(H),XS(j)
      • Refutation
        • B(e);XS(F)
    • Try
      • S(F);CHECK
      • Vars
        • K(h);P-FLIGHT,P_SPINS(j)::QAR1(H),XS(j)
      • Refutation
        • B(e);XS(F)
  • Actual
    • S(F);
    • Threat
      • QAB1(H),XS(j)
    • Vars
      • K(h);P-FLIGHT,P_SPINS(j),XS(F)::QAR1(H),XS(j)
      • R(d);SBLOCK,XS(F)::QAB1(H)
      • S(j);XP(G)::B(B),XR(d)
      • S(j);S_CUTB(e)::S(D)
      • S(j);::B(B),XR(d)
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