MESON Chess Problem Database
Problem Display
PID: 61316 (K7/n1N1R3/3p1p1B/1pp3nr/3kB1N1/2p2R2/4Qp2/3rb3 w - - 0 1)
Stojnic, Mihailo
3rd Prize, Schach-Aktiv, 2005
#2
8 + 12
| 56 | The Problemist | 2008 |
| 23 | Die Schwalbe | 2011 |
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Qd3#
- 1...Rb1
- 2.Qd3#
- 1...Rc1
- 2.Qd3#
- 1...Rd3
- 2.Qxd3#
- 1...Bd2
- 2.Qd3#
- 1...Sxf3
- 2.Se6#
- 2.Be3#
- 1...Sh3
- 2.Se6#
- 2.Be3#
- 1...Sxe4
- 2.Be3#
- 2.Rxe4#
- 2.Qxe4#
- 1...Se6
- 2.Sxe6#
- 1...Sf7
- 2.Se6#
- 2.Be3#
- 1...Sh7
- 2.Se6#
- 2.Be3#
- 1...Sc6
- 2.Sxb5#
- 1...Sc8
- 2.Sxb5#
- 1...c4
- 2.Qe3#
- 1...f5
- 2.Bg7#
- 1...Ra1
- Tries
- 1.Kxa7?
- threat
- 2.Sxb5#
- 1...Sxe4
- 2.Be3#
- 2.Rxe4#
- 2.Qxe4#
- 1...Rd3
- 2.Qxd3#
- 1...c4
- 2.Qe3#
- 1...Rb1
- 2.Qd3#
- 1...b4
- 2.Sb5#
- 1...Ra1+!
- threat
- 1.Bd5?
- threat
- 2.Qe3#
- 1...Rd3
- 2.Rxd3#
- 2.Qxd3#
- 1...Bd2
- 2.Rd3#
- 2.Qd3#
- 1...f1S!
- threat
- 1.Bxg5?
- threat
- 2.Se6#
- 2.Be3#
- 1...Rxg5
- 2.Se6#
- 1...fxg5
- 2.Se6#
- 1...Rd3
- 2.Qxd3#
- 1...f1S
- 2.Se6#
- 1...Bd2
- 2.Se6#
- 2.Qd3#
- 1...c2
- 2.Se6#
- 1...Rh8+!
- threat
- 1.Rd3+?
- 1...Rxd3
- 2.Qxd3#
- 1...Kc4!
- 1...Rxd3
- 1.Rf5?
- threat
- 2.Rd5#
- 1...Sxe4
- 2.Se6#
- 2.Be3#
- 2.Rxe4#
- 2.Qxe4#
- 1...Rd3
- 2.Qxd3#
- 1...Sf3
- 2.Se6#
- 2.Be3#
- 1...Sh3
- 2.Se6#
- 2.Be3#
- 1...Se6
- 2.Sxe6#
- 1...Sf7
- 2.Se6#
- 2.Be3#
- 1...Sh7
- 2.Se6#
- 2.Be3#
- 1...d5
- 2.Rxd5#
- 1...c2!
- threat
- 1.Re6?
- threat
- 2.Rxd6#
- 1...Sxf3
- 2.Be3#
- 1...Sxe4
- 2.Be3#
- 2.Rxe4#
- 2.Qxe4#
- 1...Sxe6
- 2.Sxe6#
- 1...Rd3
- 2.Qxd3#
- 1...c4
- 2.Qe3#
- 1...Sh3
- 2.Be3#
- 1...Sf7
- 2.Be3#
- 1...Sh7
- 2.Be3#
- 1...Sc8
- 2.Sxb5#
- 1...d5!
- threat
- 1.Qa2?
- threat
- 2.Qd5#
- 1...Sxf3
- 2.Be3#
- 1...Sxe4
- 2.Se6#
- 1...c4
- 2.Qxa7#
- 1...Sh3
- 2.Be3#
- 1...Sf7
- 2.Be3#
- 1...Sh7
- 2.Be3#
- 1...d5
- 2.Qxd5#
- 1...Se6!
- threat
- 1.Kxa7?
- Keys
- 1.Rd7!
- threat
- 2.Rxd6#
- 1...Sxf3
- 2.Se6#
- 1...Sxe4
- 2.Be3#
- 1...Rd3
- 2.Qxd3#
- 1...c4
- 2.Qe3#
- 1...Sh3
- 2.Se6#
- 1...Se6
- 2.Sxe6#
- 1...Sf7
- 2.Se6#
- 1...Sh7
- 2.Se6#
- 1...Sc8
- 2.Sxb5#
- 1...d5
- 2.Rxd5#
- threat
- 1.Rd7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 6
- Sets
- R(a);N_GUARD::QAR1(A)
- R(a);N_GUARD::QAR1(A),XR(a)
- B(b);S_CUTR(a)::QAR1(A)
- S(h);N_GUARD::S(F),XS(h)
- S(l);N_GUARD::S(F),XP(f)
- P(g);SBLOCK::QAB1(A)
- P(k);OGATEB::B(E)
- Tries
- Try
- K(H);P-FLIGHT,XS(l)
- Threat
- S(F),XP(f)
- Vars
- R(a);N_GUARD::QAR1(A),XR(a)
- P(g);SBLOCK::QAB1(A)
- R(a);N_GUARD::QAR1(A)
- P(f);::S(F)
- Refutation
- R(a);CHECK
- Try
- B(C);
- Threat
- QAB1(A)
- Refutation
- P(c);
- Try
- B(E);XS(h)
- Threat
- DUALS(2)
- Vars
- R(i);XB(E)::S(F)
- P(k);XB(E)::S(F)
- R(a);N_GUARD::QAR1(A),XR(a)
- P(c);::S(F)
- P(d);::S(F)
- Refutation
- R(i);CHECK
- Try
- R(B);CHECK
- Vars
- R(a);OGATE,XR(B)::QAR1(A),XR(a)
- Refutation
- K(e);P-FLIGHT
- Try
- R(B);
- Threat
- R1(B)
- Vars
- R(a);N_GUARD::QAR1(A),XR(a)
- S(h);N_GUARD::S(F),XS(h)
- P(j);::R1(B),XP(j)
- Refutation
- P(d);
- Try
- R(G);
- Threat
- R(G),XP(j)
- Vars
- S(h);OGATE,XR(B)::B(E)
- S(h);XR(G)::S(F),XS(h)
- R(a);N_GUARD::QAR1(A),XR(a)
- P(g);SBLOCK::QAB1(A)
- S(h);OGATE::B(E)
- S(l);N_GUARD::S(F),XP(f)
- Refutation
- P(j);
- Try
- Q(A);
- Threat
- QAR1(A)
- Vars
- S(h);OGATE,XR(B)::B(E)
- S(h);N_GUARD,SBLOCK,XB(C)::S(F)
- P(g);OGATEB,SBLOCK::QAB(A),XS(l)
- S(h);OGATE::B(E)
- P(j);::QAR1(A),XP(j)
- Refutation
- S(h);
- Try
- Actual
- R(G);P_PINP(j)
- Threat
- R(G),XP(j)
- Vars
- S(h);N_GUARD,XR(B)::S(F)
- S(h);OGATE,SBLOCK,XB(C)::B(E)
- R(a);N_GUARD::QAR1(A),XR(a)
- P(g);SBLOCK::QAB1(A)
- S(h);N_GUARD::S(F)
- S(h);N_GUARD::S(F),XS(h)
- S(l);N_GUARD::S(F),XP(f)
- P(j);OGATE::R1(G),XP(j)
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