MESON Chess Problem Database
Problem Display
PID: 81107 (8/8/2p2p1n/1pPk2Nb/3P4/1PP3p1/nKN3rr/3BRRBQ w - - 0 1)
Stosic, Miroslav
1st Prize, Yugoslav Studentski, 1972
#2
12 + 10
| 56 | The Problemist | 2008 |
| 56 | The Problemist | 2015 |
SOLUTION
- SOUND
- Sets
- 1...Be2
- 2.Se3#
- 1...Bf3
- 2.Bxf3#
- 1...Bf7
- 2.Bf3#
- 1...Be8
- 2.Bf3#
- 1...Sg4
- 2.Bf3#
- 1...Sf5
- 2.Rxf5#
- 1...Sg8
- 2.Rf5#
- 1...b4
- 2.c4#
- 1...fxg5
- 2.Re5#
- 1...f5
- 2.Re5#
- 1...Be2
- Tries
- 1.Ka3?
- threat
- 2.Se3#
- 1...Sxc3
- 2.Sb4#
- 1...fxg5
- 2.Re5#
- 1...Sg4
- 2.Bf3#
- 1...Sf5
- 2.Rxf5#
- 1...b4+!
- threat
- 1.Se6?
- threat
- 2.Sf4#
- 2.Sc7#
- 1...Rh4
- 2.Sc7#
- 1...Be2!
- threat
- 1.Sh7?
- threat
- 2.Sxf6#
- 1...Sg4
- 2.Bf3#
- 1...Sg8
- 2.Rf5#
- 1...f5
- 2.Sf6#
- 2.Re5#
- 1...Be2!
- threat
- 1.Be2?
- threat
- 2.Se3#
- 1...Sxc3
- 2.Sb4#
- 1...Sg4
- 2.Bf3#
- 1...Sf5
- 2.Rxf5#
- 1...fxg5!
- threat
- 1.Bf2?
- threat
- 2.Se3#
- 1...Sxc3
- 2.Sb4#
- 1...fxg5
- 2.Re5#
- 1...Sg4
- 2.Bf3#
- 1...Sf5!
- threat
- 1.Re2?
- threat
- 2.Se3#
- 1...Sxc3
- 2.Sb4#
- 1...fxg5
- 2.Re5#
- 1...Sf5
- 2.Rxf5#
- 1...Sg4!
- threat
- 1.Re6?
- threat
- 2.Rd6#
- 1...fxg5
- 2.Re5#
- 1...Sf5
- 2.Rxf5#
- 1...Sf7!
- threat
- 1.Rf2?
- threat
- 2.Se3#
- 1...fxg5
- 2.Re5#
- 1...Sg4
- 2.Bf3#
- 1...Sf5
- 2.Rxf5#
- 1...Sxc3!
- threat
- 1.Rxf6?
- threat
- 2.Re5#
- 2.Rd6#
- 1...Be2
- 2.Se3#
- 2.Rd6#
- 1...Sg4
- 2.Bf3#
- 2.Rd6#
- 1...Sf5
- 2.Re5#
- 2.Rxf5#
- 1...Sf7!
- threat
- 1.Qxg2+?
- 1...Bf3
- 2.Se3#
- 2.Bxf3#
- 2.Qxf3#
- 1...Rxg2!
- 1...Bf3
- 1.Ka3?
- Keys
- 1.Ka1!
- threat
- 2.Se3#
- 1...Sxc3
- 2.Sb4#
- 1...fxg5
- 2.Re5#
- 1...Sg4
- 2.Bf3#
- 1...Sf5
- 2.Rxf5#
- threat
- 1.Ka1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 7
- Sets
- B(g);N_PINS(G)::S(G)
- B(g);N_GUARD,N_SPINR(b)::B(A),XB(g)
- B(g);N_GUARD::B(A)
- S(j);S_CUTB(g)::B(A)
- S(j);N_GUARD::R(C),XS(j)
- S(j);N_GUARD::R(C)
- P(e);N_GUARD::P(I)
- P(i);N_GUARD,XS(L)::R1(B)
- P(i);N_GUARD::R1(B)
- Tries
- Try
- K(F);N_SPINS(G),S_FLIGHT
- Threat
- S(G)
- Vars
- S(a);N_GUARD,XP(I)::S(G)
- P(i);N_GUARD,XS(L)::R1(B)
- S(j);S_CUTB(g)::B(A)
- S(j);N_GUARD::R(C),XS(j)
- Refutation
- P(e);CHECK
- Try
- S(L);
- Threat
- DUALS(2)
- Vars
- R(c);::S(L)
- Refutation
- B(g);N_PINS(G)
- Try
- S(L);
- Threat
- S(L),XP(i)
- Vars
- S(j);S_CUTB(g)::B(A)
- S(j);N_GUARD::R(C)
- Refutation
- B(g);N_PINS(G)
- Try
- B(A);N_SPINS(G)
- Threat
- S(G)
- Vars
- S(a);N_GUARD,XP(I)::S(G)
- S(j);S_CUTB(g)::B(A)
- S(j);N_GUARD::R(C),XS(j)
- Refutation
- P(i);XS(L)
- Try
- B(D);N_SPINS(G)
- Threat
- S(G)
- Vars
- S(a);N_GUARD,XP(I)::S(G)
- P(i);N_GUARD,XS(L)::R1(B)
- S(j);S_CUTB(g)::B(A)
- Refutation
- S(j);
- Try
- R(B);N_SPINS(G)
- Threat
- S(G)
- Vars
- S(a);N_GUARD,XP(I)::S(G)
- P(i);N_GUARD,XS(L)::R1(B)
- S(j);N_GUARD::R(C),XS(j)
- Refutation
- S(j);
- Try
- R(B);
- Threat
- R1(B)
- Vars
- P(i);N_GUARD,XS(L)::R1(B)
- S(j);N_GUARD::R(C),XS(j)
- Refutation
- S(j);
- Try
- R(C);N_SPINS(G)
- Threat
- S(G)
- Vars
- P(i);N_GUARD,XS(L)::R1(B)
- S(j);S_CUTB(g)::B(A)
- S(j);N_GUARD::R(C),XS(j)
- Refutation
- S(a);XP(I)
- Try
- R(C);XP(i)
- Threat
- DUALS(2)
- Refutation
- S(j);
- Try
- Q(E);CHECK,N_SPINS(G),XR(b)
- Refutation
- R(c);P_PINS(G),XQ(E)
- Try
- Actual
- K(F);N_SPINS(G),S_FLIGHT
- Threat
- S(G)
- Vars
- S(a);N_GUARD,XP(I)::S(G)
- P(i);N_GUARD,XS(L)::R1(B)
- S(j);S_CUTB(g)::B(A)
- S(j);N_GUARD::R(C),XS(j)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).