MESON Chess Problem Database
Problem Display
PID: 56028 (8/1Bp5/p1N1Q1pb/3pN3/1Rq1kp1n/1P3RP1/K1PP1nr1/6B1 w - - 0 1)
Stolev, Nikola
2nd Place, 07. WCCT, 2003-2004
#2
12 + 11
| 145 | StrateGems | 2004 |
| 15174 | FIDE Album (2001-2003) | 2011 |
SOLUTION
- SOUND
- Sets
- 1...Qd4
- 2.Rxd4#
- 1...Bg7
- 2.Rxf4#
- 1...Bf8
- 2.Rxf4#
- 1...Sd1
- 2.d3#
- 1...Sh1
- 2.d3#
- 1...Sd3
- 2.cxd3#
- 1...Sh3
- 2.d3#
- 1...Sg4
- 2.d3#
- 1...Sxf3
- 2.Qxg6#
- 1...Qd4
- Tries
- 1.Se7?
- threat
- 2.Rxc4#
- 2.Qxd5#
- 1...Kd4
- 2.Qxd5#
- 1...Qxb4
- 2.Qxd5#
- 1...Sxf3
- 2.Qxd5#
- 1...Qd4
- 2.Bxd5#
- 2.Qxd5#
- 1...Sf5
- 2.Qxd5#
- 1...c6!
- threat
- 1.Rxf2?
- threat
- 2.Sd3#
- 2.Sf3#
- 2.Sxc4#
- 2.Sg4#
- 2.Sxg6#
- 2.Sd7#
- 2.Sf7#
- 1...Qxb4
- 2.Sd3#
- 2.Sf3#
- 2.Sc4#
- 2.Sg4#
- 2.Sxg6#
- 2.Sd7#
- 2.Sf7#
- 1...fxg3
- 2.Sd3#
- 2.Sxc4#
- 2.Sg4#
- 2.Sxg6#
- 2.Sd7#
- 2.Sf7#
- 1...Qd4
- 2.Sd3#
- 2.Sf3#
- 2.Sg4#
- 2.Sxg6#
- 2.Sd7#
- 2.Sf7#
- 2.Rxd4#
- 1...Bg7
- 2.Rxf4#
- 1...Sf3
- 2.Sxf3#
- 2.Qxg6#
- 1...f3
- 2.Sd3#
- 2.Sxf3#
- 2.Sxc4#
- 2.Sg4#
- 2.Sxg6#
- 2.Sd7#
- 2.Sf7#
- 1...d4
- 2.Sxc4#
- 1...g5
- 2.Sd3#
- 2.Sf3#
- 2.Sxc4#
- 2.Sg4#
- 2.Sg6#
- 2.Sd7#
- 2.Sf7#
- 1...Rxf2!
- threat
- 1.Rc3?
- threat
- 2.Sf3#
- 2.Sxc4#
- 2.Sg4#
- 2.Sxg6#
- 2.Sd7#
- 2.Sf7#
- 1...Qxb4
- 2.Sf3#
- 2.Sc4#
- 2.Sg4#
- 2.Sxg6#
- 2.Sd7#
- 2.Sf7#
- 1...fxg3
- 2.Sxg6#
- 1...Qd4
- 2.Sf3#
- 2.Sg4#
- 2.Sxg6#
- 2.Sd7#
- 2.Sf7#
- 2.Rxd4#
- 1...Sd3
- 2.cxd3#
- 1...Sg4
- 2.Sxg4#
- 2.d3#
- 1...Sf3
- 2.Sxf3#
- 2.Qxg6#
- 1...f3
- 2.Sd3#
- 2.Sxf3#
- 2.Sxc4#
- 2.Sg4#
- 2.Sxg6#
- 2.Sd7#
- 2.Sf7#
- 1...d4
- 2.Sxc4#
- 1...g5
- 2.Sf3#
- 2.Sxc4#
- 2.Sg4#
- 2.Sg6#
- 2.Sd7#
- 2.Sf7#
- 1...Bg7!
- threat
- 1.Rd3?
- threat
- 2.Sf3#
- 2.Sxc4#
- 2.Sg4#
- 2.Sxg6#
- 2.Sd7#
- 2.Sf7#
- 1...Qxb4
- 2.Sf3#
- 2.Sc4#
- 2.Sg4#
- 2.Sxg6#
- 2.Sd7#
- 2.Sf7#
- 1...Sxd3
- 2.cxd3#
- 1...fxg3
- 2.Sxg6#
- 1...Qd4
- 2.Sf3#
- 2.Sg4#
- 2.Sxg6#
- 2.Sd7#
- 2.Sf7#
- 2.Rdxd4#
- 2.Rbxd4#
- 1...Sg4
- 2.Sxg4#
- 1...Sf3
- 2.Sxf3#
- 2.Qxg6#
- 1...f3
- 2.Sxf3#
- 2.Sxc4#
- 2.Sg4#
- 2.Sxg6#
- 2.Sd7#
- 2.Sf7#
- 1...d4
- 2.Sxc4#
- 1...g5
- 2.Sf3#
- 2.Sxc4#
- 2.Sg4#
- 2.Sg6#
- 2.Sd7#
- 2.Sf7#
- 1...Bg7!
- threat
- 1.Rxc4+?
- 1...d4
- 2.Rxd4#
- 1...dxc4!
- 1...d4
- 1.Se7?
- Keys
- 1.Sd4!
- threat
- 2.Sec6#
- 1...Qxb3+
- 2.Sxb3#
- 1...Qxc2+
- 2.Sxc2#
- 1...Kxd4
- 2.Qxd5#
- 1...Qxd4
- 2.Bxd5#
- 1...Sxf3
- 2.Sexf3#
- 1...Qc6
- 2.Sexc6#
- 1...Bg7
- 2.Rxf4#
- 1...Sd3
- 2.Sxd3#
- 1...Sg4
- 2.Sxg4#
- 1...c6
- 2.Sexc6#
- threat
- 1.Sd4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 4
- ADDED MATES = 5
- REMOVED MATES = 4
- Sets
- Q(c);N_PINP(E),OGATE::R1(H),XQ(c)
- B(j);N_GUARD::R1(F),XP(e)
- S(a);N_GUARD::P(D)
- S(a);OGATE::P(C),XS(a)
- S(f);N_GUARD,XR(F)::QAB(K),XP(i)
- Tries
- Try
- S(J);P_PINP(g)
- Threat
- DUALS(2)
- Vars
- K(d);N_SPINP(g),P-FLIGHT,P_SPINS(a)::QAR1(K),XP(g)
- Q(c);N_PINP(E),N_SPINQ(c),XR(H)::QAB1(K),XP(g)
- S(f);XR(F)::QAB1(K),XP(g)
- S(f);::QAB1(K),XP(g)
- Refutation
- P(k);N_SPINP(g)
- Try
- R(F);XS(a)
- Threat
- DUALS(7)
- Vars
- B(j);N_GUARD::R1(F),XP(e)
- P(g);N_SPINQ(c)::QAR(K)+S(I),XQ(c)
- Refutation
- R(b);XR(F)
- Try
- R(F);
- Threat
- DUALS(6)
- Vars
- P(e);XP(G)::QAR(K)+S(I),XP(i)
- S(a);OGATE::P(C),XS(a)
- P(g);N_SPINQ(c)::QAR(K)+S(I),XQ(c)
- Refutation
- B(j);
- Try
- R(F);
- Threat
- DUALS(6)
- Vars
- S(a);OGATE,XR(F)::P(C),XS(a)
- P(e);XP(G)::QAR(K)+S(I),XP(i)
- S(a);::QAR(K)+S(I),XS(a)
- P(g);N_SPINQ(c)::QAR(K)+S(I),XQ(c)
- Refutation
- B(j);
- Try
- R(H);CHECK,N_SPINP(E),XQ(c)
- Vars
- P(g);P_SPINP(g)::R1(H),XP(g)
- Refutation
- P(g);XR(H)
- Try
- Actual
- S(J);N_PINQ(c),P_PINP(g)
- Threat
- QAR(K)+S(I)
- Vars
- Q(c);CHECK,XP(E)::R(H)+S(J),XQ(c)
- Q(c);CHECK,N_PINP(E),XP(C)::R(H)+S(J),XQ(c)
- K(d);N_SPINP(g),P-FLIGHT,P_SPINQ(c),P_SPINS(a),XS(J)::QAR1(K),XP(g)
- Q(c);N_GUARD,N_PINP(E),P_SPINQ(c),XS(J)::B(L),XP(g)
- S(f);XR(F)::QAR(K)+S(I),XS(f)
- Q(c);N_PINP(E),N_SPINP(g)::QAR(K)+S(I),XQ(c)
- B(j);N_GUARD::R1(F),XP(e)
- S(a);::QAR(K)+S(I),XS(a)
- P(k);N_SPINP(g)::QAR(K)+S(I),XP(k)
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