MESON Chess Problem Database
Problem Display
PID: 214425 (5R2/1P1K4/2PnP3/1P1bkPn1/3NPr1B/1NQ2P2/1rP1B3/4R3 w - - 0 1)
Mihajloski, Zlatko
Miloseski, Bosko
diagrammes, 1975
#2
16 + 6
SOLUTION
- SOUND
- Sets
- 1...Rxc2
- 2.Sxc2#
- 1...Rxb3
- 2.Sxb3#
- 1...Bxb3
- 2.Sxb3#
- 1...Bxc6+
- 2.Sxc6#
- 1...Bxe6+
- 2.Sxe6#
- 1...Sh3
- 2.Bf6#
- 1...Sxe6
- 2.Sxe6#
- 2.Bf6#
- 1...Sxb5
- 2.Sxb5#
- 1...Sxf5
- 2.Sxf5#
- 1...Rxc2
- Tries
- 1.Bd1?
- threat
- 2.Se2#
- 1...Bxc6+
- 2.Sxc6#
- 1...Bxe6+
- 2.Sxe6#
- 1...Rxc2
- 2.Sxc2#
- 1...Rxb3
- 2.Sxb3#
- 1...Rxe4
- 2.Bg3#
- 1...Bxe4
- 2.Qc5#
- 1...Sxf3
- 2.Sxf3#
- 2.Bf6#
- 1...Sgxe4
- 2.Bf6#
- 1...Sxe6
- 2.Sxe6#
- 2.Bf6#
- 1...Sdxe4
- 2.b8Q#
- 2.b8B#
- 1...Sxb5
- 2.Sxb5#
- 1...Sxf5
- 2.Sxf5#
- 1...Rxf3!
- threat
- 1.Bf1?
- threat
- 2.Se2#
- 1...Bxc6+
- 2.Sxc6#
- 1...Bxe6+
- 2.Sxe6#
- 1...Rxc2
- 2.Sxc2#
- 1...Rxb3
- 2.Sxb3#
- 1...Rxe4
- 2.Bg3#
- 1...Bxe4
- 2.Qc5#
- 1...Sxf3
- 2.Sxf3#
- 2.Bf6#
- 1...Sgxe4
- 2.Bf6#
- 1...Sxe6
- 2.Sxe6#
- 2.Bf6#
- 1...Sdxe4
- 2.b8Q#
- 2.b8B#
- 1...Sxb5
- 2.Sxb5#
- 1...Sxf5
- 2.Sxf5#
- 1...Rxf3!
- threat
- 1.Bc4?
- threat
- 2.Se2#
- 1...Bxc6+
- 2.Sxc6#
- 1...Bxe6+
- 2.Sxe6#
- 1...Rxc2
- 2.Sxc2#
- 1...Rxb3
- 2.Sxb3#
- 1...Rxe4
- 2.Bg3#
- 1...Sxf3
- 2.Sxf3#
- 2.Bf6#
- 1...Sgxe4
- 2.Bf6#
- 1...Sxe6
- 2.Sxe6#
- 2.Bf6#
- 1...Sdxe4
- 2.b8Q#
- 2.b8B#
- 1...Sxb5
- 2.Sxb5#
- 1...Sxf5
- 2.Sxf5#
- 1...Rxf3!
- threat
- 1.Bd1?
- Keys
- 1.Bd3!
- threat
- 2.Se2#
- 1...Bxc6+
- 2.Sxc6#
- 1...Bxe6+
- 2.Sxe6#
- 1...Rxc2
- 2.Sxc2#
- 1...Rxb3
- 2.Sxb3#
- 1...Rxe4
- 2.Bg3#
- 1...Bxe4
- 2.Qc5#
- 1...Sxf3
- 2.Sxf3#
- 2.Bf6#
- 1...Sgxe4
- 2.Bf6#
- 1...Sxe6
- 2.Sxe6#
- 2.Bf6#
- 1...Sdxe4
- 2.b8Q#
- 2.b8B#
- 1...Sxb5
- 2.Sxb5#
- 1...Sxf5
- 2.Sxf5#
- threat
- 1.Bd3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 2
- Sets
- R(a);XP(B)::QAB(E)+S(G),XR(a)
- R(a);XS(D)::QAB(E)+S(G),XR(a)
- B(c);XS(D)::QAB(E)+S(G),XB(c)
- B(c);CHECK,XP(L)::QAB(E)+S(G),DCHECK,XB(c)
- B(c);CHECK,XP(M)::QAB(E)+S(G),XB(c)
- S(e);OGATE::B(I)
- S(f);XP(J)::QAB(E)+S(G),XS(f)
- S(f);XP(K)::QAB(E)+S(G),XS(f)
- Tries
- Try
- B(C);
- Threat
- QAB(E)+S(G)
- Vars
- B(c);CHECK,XP(L)::QAB(E)+S(G),DCHECK,XB(c)
- B(c);CHECK,XP(M)::QAB(E)+S(G),XB(c)
- R(a);XP(B)::QAB(E)+S(G),XR(a)
- R(a);XS(D)::QAB(E)+S(G),XR(a)
- R(b);OGATEB,P_SPINR(b),XP(H)::B(I)
- B(c);OGATEB,P_SPINB(c),XP(H)::QAR2(E)
- S(e);OGATE,P_SPINS(e),XP(H)::B(I)
- S(f);P_SPINS(f),XP(H)::P=Q
- S(f);XP(J)::QAB(E)+S(G),XS(f)
- S(f);XP(K)::QAB(E)+S(G),XS(f)
- Refutation
- R(b);XP(F)
- Try
- B(C);
- Threat
- QAB(E)+S(G)
- Vars
- B(c);CHECK,XP(L)::QAB(E)+S(G),DCHECK,XB(c)
- B(c);CHECK,XP(M)::QAB(E)+S(G),XB(c)
- R(a);XP(B)::QAB(E)+S(G),XR(a)
- R(a);XS(D)::QAB(E)+S(G),XR(a)
- R(b);OGATEB,P_SPINR(b),XP(H)::B(I)
- B(c);OGATEB,P_SPINB(c),XP(H)::QAR2(E)
- S(e);OGATE,P_SPINS(e),XP(H)::B(I)
- S(f);P_SPINS(f),XP(H)::P=Q
- S(f);XP(J)::QAB(E)+S(G),XS(f)
- S(f);XP(K)::QAB(E)+S(G),XS(f)
- Refutation
- R(b);XP(F)
- Try
- B(C);
- Threat
- QAB(E)+S(G)
- Vars
- B(c);CHECK,XP(L)::QAB(E)+S(G),DCHECK,XB(c)
- B(c);CHECK,XP(M)::QAB(E)+S(G),XB(c)
- R(a);XP(B)::QAB(E)+S(G),XR(a)
- R(a);XS(D)::QAB(E)+S(G),XR(a)
- R(b);OGATEB,P_SPINR(b),XP(H)::B(I)
- S(e);OGATE,P_SPINS(e),XP(H)::B(I)
- S(f);P_SPINS(f),XP(H)::P=Q
- S(f);XP(J)::QAB(E)+S(G),XS(f)
- S(f);XP(K)::QAB(E)+S(G),XS(f)
- Refutation
- R(b);XP(F)
- Try
- Actual
- B(C);
- Threat
- QAB(E)+S(G)
- Vars
- B(c);CHECK,XP(L)::QAB(E)+S(G),DCHECK,XB(c)
- B(c);CHECK,XP(M)::QAB(E)+S(G),XB(c)
- R(a);XP(B)::QAB(E)+S(G),XR(a)
- R(a);XS(D)::QAB(E)+S(G),XR(a)
- R(b);OGATEB,P_SPINR(b),XP(H)::B(I)
- B(c);OGATEB,P_SPINB(c),XP(H)::QAR2(E)
- S(e);OGATE,P_SPINS(e),XP(H)::B(I)
- S(f);P_SPINS(f),XP(H)::P=Q
- S(f);XP(J)::QAB(E)+S(G),XS(f)
- S(f);XP(K)::QAB(E)+S(G),XS(f)
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).