MESON Chess Problem Database
Problem Display
PID: 154639 (r6n/rbBPN1R1/5k1P/3R1pNP/Q5p1/2b5/6K1/8 w - - 0 1)
Amirov, Talip Khasanovich
Sahovska Kompozicia, 1982
#2
10 + 8
| 15148 | Sadier Collection | 2015 |
SOLUTION
- SOUND
- Sets
- 1...Re8
- 2.dxe8S#
- 1...Rg8
- 2.Sxg8#
- 1...Be1
- 2.Be5#
- 2.Qd4#
- 1...Bd2
- 2.Be5#
- 2.Qd4#
- 1...Bb4
- 2.Be5#
- 1...Bd4
- 2.Qxd4#
- 1...Ba5
- 2.Be5#
- 2.Qd4#
- 1...Be5
- 2.Bxe5#
- 1...Bxd5+
- 2.Sxd5#
- 1...Ba6
- 2.Rxf5#
- 2.Qc6#
- 1...Bc6
- 2.Qxc6#
- 1...Bc8
- 2.Sg8#
- 2.Rxf5#
- 2.Qc6#
- 1...f4
- 2.Qxf4#
- 1...Re8
- Tries
- 1.Qa3?
- threat
- 2.Qd6#
- 2.Qxc3#
- 1...Bxd5+
- 2.Sxd5#
- 1...Sg6
- 2.Rxg6#
- 1...Ra4
- 2.Qd6#
- 1...Ra6
- 2.Qxc3#
- 1...Ba1
- 2.Qd6#
- 1...Be1
- 2.Be5#
- 2.Qd6#
- 1...Bb2
- 2.Qxb2#
- 2.Qd6#
- 1...Bd2
- 2.Be5#
- 2.Qd6#
- 1...Bb4
- 2.Be5#
- 1...Bd4
- 2.Qd6#
- 1...Ba5
- 2.Be5#
- 2.Qd6#
- 1...Be5
- 2.Bxe5#
- 1...Sf7
- 2.Rg6#
- 1...Rxa3!
- threat
- 1.Qb4?
- threat
- 2.Qxc3#
- 2.Qd6#
- 1...Bxd5+
- 2.Sxd5#
- 1...Bxb4
- 2.Be5#
- 1...Sg6
- 2.Rxg6#
- 1...Ra3
- 2.Qd6#
- 1...Ra4
- 2.Qd6#
- 1...Ra6
- 2.Qxc3#
- 1...Ba1
- 2.Qd6#
- 1...Be1
- 2.Be5#
- 2.Qd6#
- 2.Qd4#
- 1...Bb2
- 2.Qd6#
- 2.Qxb2#
- 1...Bd2
- 2.Be5#
- 2.Qd6#
- 2.Qd4#
- 1...Bd4
- 2.Qd6#
- 2.Qxd4#
- 1...Be5
- 2.Bxe5#
- 1...Sf7
- 2.Rg6#
- 1...Ra2+!
- threat
- 1.Qe4?
- threat
- 2.Sh7#
- 2.Rxf5#
- 2.Rd6#
- 2.Qxf5#
- 2.Qe6#
- 1...Bxd5
- 2.Sh7#
- 2.Sxd5#
- 1...fxe4
- 2.Rf5#
- 1...Sg6
- 2.Sh7#
- 2.Rxf5#
- 2.Rxg6#
- 2.Qxf5#
- 1...Ra5
- 2.Sh7#
- 2.Rd6#
- 2.Qxf5#
- 2.Qe6#
- 1...Ra6
- 2.Sh7#
- 2.Rxf5#
- 2.Qxf5#
- 1...Bb4
- 2.Sh7#
- 2.Be5#
- 2.Rxf5#
- 2.Qxf5#
- 2.Qd4#
- 2.Qe5#
- 2.Qe6#
- 1...Be5
- 2.Bxe5#
- 2.Qxf5#
- 2.Qxe5#
- 1...Sf7
- 2.Sh7#
- 2.Rxf5#
- 2.Rg6#
- 2.Qe6#
- 1...f4
- 2.Sh7#
- 2.Rf5#
- 2.Rd6#
- 2.Qf5#
- 2.Qxf4#
- 2.Qe6#
- 1...Ra2+!
- threat
- 1.Qf4?
- threat
- 2.Qd6#
- 2.Qxf5#
- 1...Bxd5+
- 2.Sxd5#
- 1...Sf7
- 2.Rxf7#
- 1...Ra6
- 2.Qxf5#
- 1...Bb4
- 2.Be5#
- 2.Qe5#
- 2.Qd4#
- 2.Qxf5#
- 1...Be5
- 2.Bxe5#
- 2.Qxe5#
- 2.Qxf5#
- 1...Sg6
- 2.Rf7#
- 2.Qxf5#
- 1...Ra2+!
- threat
- 1.Qa6+?
- 1...Bxa6
- 2.Rxf5#
- 1...Bc6
- 2.Qxc6#
- 1...Rxa6!
- 1...Bxa6
- 1.d8Q?
- threat
- 2.Sc8#
- 2.Sg8#
- 2.Qd6#
- 1...Bxd5+
- 2.Sxd5#
- 1...Sg6
- 2.Sg8#
- 2.Rxg6#
- 1...Ra6
- 2.Sc8#
- 2.Sg8#
- 1...Rc8
- 2.Sxc8#
- 2.Sg8#
- 2.Qd6#
- 1...Bb4
- 2.Sg8#
- 2.Be5#
- 1...Be5
- 2.Sc8#
- 2.Sg8#
- 2.Bxe5#
- 1...Bc8
- 2.Sxf5#
- 2.Sc6#
- 2.Sg6#
- 2.Sxc8#
- 2.Sg8#
- 1...Sf7
- 2.Sg8#
- 2.Rg6#
- 1...Rxd8!
- threat
- 1.d8S?
- threat
- 2.Sh7#
- 2.Sg8#
- 1...Bxd5+
- 2.Sxd5#
- 1...Sg6
- 2.Sh7#
- 1...Sf7
- 2.Sg8#
- 1...Rxd8!
- threat
- 1.d8B?
- threat
- 2.Sc8#
- 2.Sg8#
- 1...Bxd5+
- 2.Sxd5#
- 1...Sg6
- 2.Sg8#
- 2.Rxg6#
- 1...Rc8
- 2.Sxc8#
- 2.Sg8#
- 1...Bb4
- 2.Sg8#
- 2.Be5#
- 1...Bc8
- 2.Sxf5#
- 2.Sc6#
- 2.Sg6#
- 2.Sxc8#
- 2.Sg8#
- 1...Sf7
- 2.Sg8#
- 2.Rg6#
- 1...Rxd8!
- threat
- 1.Qa3?
- Keys
- 1.Sc6!
- threat
- 2.Rd6#
- 1...Bxc6
- 2.Qxc6#
- 1...Sg6
- 2.Rxg6#
- 1...Re8
- 2.dxe8S#
- 1...Bb4
- 2.Be5#
- 1...Be5
- 2.Bxe5#
- 1...Sf7
- 2.Rg6#
- 1...f4
- 2.Qxf4#
- threat
- 1.Sc6!
This is a version of 154637
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 3
- Sets
- R(g);OGATE::PXR(g)=S
- R(g);N_GUARD::S(I),XR(g)
- B(a);N_GUARD::B(G)
- B(a);N_GUARD::QAB(B),XB(a)
- B(a);N_GUARD::B(G),XB(a)
- B(f);CHECK,XR(C)::S(I),XB(f)
- B(f);N_GUARD::QAR(B),XB(f)
- P(c);OGATEB::QAR2(B),XP(c)
- Tries
- Try
- Q(B);
- Threat
- DUALS(2)
- Vars
- B(f);CHECK,XR(C)::S(I),XB(f)
- S(h);N_GUARD::R1(J),XS(h)
- R(e);::QAR2(B)
- R(e);::QAB(B),XB(a)
- B(a);::QAR2(B)
- B(a);N_GUARD::B(G)
- B(a);N_GUARD::B(G),XB(a)
- S(h);N_GUARD::R1(J)
- Refutation
- R(e);XQ(B)
- Try
- Q(B);
- Threat
- DUALS(2)
- Vars
- B(f);CHECK,XR(C)::S(I),XB(f)
- B(a);N_GUARD,XQ(B)::B(G)
- S(h);N_GUARD::R1(J),XS(h)
- R(e);::QAR2(B)
- R(e);::QAB(B),XB(a)
- B(a);::QAR2(B)
- B(a);N_GUARD::B(G),XB(a)
- S(h);N_GUARD::R1(J)
- Refutation
- R(e);CHECK
- Try
- Q(B);N_SPINR(C)
- Threat
- DUALS(5)
- Vars
- P(c);XQ(B)::R1(C)
- Refutation
- R(e);CHECK
- Try
- Q(B);P_PINP(c)
- Threat
- DUALS(2)
- Vars
- B(f);CHECK,XR(C)::S(I),XB(f)
- S(h);N_GUARD::R1(J),XS(h)
- R(e);::QAR1(B),XP(c)
- Refutation
- R(e);CHECK
- Try
- Q(B);CHECK
- Vars
- B(f);N_PINR(C),XQ(B)::R1(C),XP(c)
- B(f);N_GUARD,P_SPINB(f)::QAR(B),XB(f)
- Refutation
- R(e);XQ(B)
- Try
- P(H);
- Threat
- DUALS(3)
- Vars
- B(f);CHECK,XR(C)::QAB(H)+S(I),DCHECK,XB(f)
- Refutation
- R(g);XQ(H)
- Try
- P(H);
- Threat
- DUALS(2)
- Vars
- B(f);CHECK,XR(C)::S(I),XB(f)
- S(h);::S(D)
- S(h);::S(I)
- Refutation
- R(g);XS(H)
- Try
- P(H);
- Threat
- DUALS(2)
- Vars
- B(f);CHECK,XR(C)::B(H)+S(I),DCHECK,XB(f)
- Refutation
- R(g);XB(H)
- Try
- Actual
- S(I);N_SPINR(C)
- Threat
- R(C)
- Vars
- B(f);OGATE,P_PINR(C),XS(I)::QAR(B),XB(f)
- S(h);N_GUARD::R1(J),XS(h)
- R(g);OGATE::PXR(g)=S
- B(a);N_GUARD::B(G)
- B(a);N_GUARD::B(G),XB(a)
- S(h);N_GUARD::R1(J)
- P(c);OGATEB::QAR2(B),XP(c)
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).