MESON Chess Problem Database
Problem Display
PID: 243079 (5BB1/bKP3n1/3pr1b1/2Pkp1RN/N1pn4/2p2r2/4P3/1Q1R4 w - - 0 1)
Amirov, Talip Khasanovich
Problemas, 1977
#2
11 + 11
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Rd3
- 2.Sf6#
- 1...Re3
- 2.Sf4#
- 2.Sf6#
- 1...Rg3
- 2.Sf4#
- 2.Sf6#
- 1...Rh3
- 2.Sf4#
- 2.Sf6#
- 1...Rf4
- 2.Sxf4#
- 1...Rf5
- 2.e4#
- 1...Rf6
- 2.Sxf6#
- 1...Bf5
- 2.Sf6#
- 1...Bxh5
- 2.e4#
- 1...Bf7
- 2.e4#
- 1...Be8
- 2.e4#
- 1...Sf5
- 2.Sf6#
- 2.e4#
- 1...Rd3
- Tries
- 1.Bxd6?
- threat
- 2.Rxe5#
- 1...Re3
- 2.Sf4#
- 2.Sf6#
- 1...Rf5
- 2.Sxc3#
- 2.e4#
- 1...Rf7
- 2.Sxc3#
- 1...Bf5
- 2.Sf6#
- 1...Bf7
- 2.e4#
- 1...Sf5
- 2.Sf6#
- 2.e4#
- 1...Bxc5!
- threat
- 1.Qf5?
- threat
- 2.Sf6#
- 2.e4#
- 1...Bxf5
- 2.Sf6#
- 1...Bxh5
- 2.e4#
- 1...Sxf5
- 2.Sf6#
- 1...Sxh5
- 2.Bxe6#
- 2.e4#
- 1...Re3
- 2.Sf4#
- 2.Sf6#
- 1...Rf4
- 2.Sxf4#
- 2.Sf6#
- 1...Bf7
- 2.Qxf3#
- 2.e4#
- 1...Se8
- 2.Bxe6#
- 2.e4#
- 1...Rxf5!
- threat
- 1.Qxg6?
- threat
- 2.e4#
- 1...Sf5
- 2.Sf6#
- 1...Re3
- 2.Sf4#
- 2.Sf6#
- 1...Rf4
- 2.Sxf4#
- 1...Rf5!
- threat
- 1.exf3?
- threat
- 2.Sf4#
- 2.Sf6#
- 1...Bxh5
- 2.Qe4#
- 1...Bf5
- 2.Sf6#
- 1...Bf7
- 2.Sf4#
- 2.Qe4#
- 1...Sf5
- 2.Sf6#
- 2.Qe4#
- 1...Se8
- 2.Sf4#
- 1...Sxh5!
- threat
- 1.e3?
- threat
- 2.Rxd4#
- 1...Rxe3
- 2.Sf4#
- 2.Sf6#
- 1...Bxc5
- 2.Sxc3#
- 1...dxc5
- 2.Sxc3#
- 1...Rf4
- 2.Sxf4#
- 1...Rf5
- 2.e4#
- 1...Bf5
- 2.Sf6#
- 1...Sf5
- 2.Sf6#
- 2.e4#
- 1...Bd3!
- threat
- 1.c8Q?
- threat
- 2.Qc6#
- 1...Rd3
- 2.Sf6#
- 1...Bd3
- 2.Sxc3#
- 1...Be8
- 2.e4#
- 1...Rf7+!
- threat
- 1.Bxd6?
- Keys
- 1.Rf5!
- threat
- 2.Sf6#
- 2.e4#
- 1...Rxf5
- 2.e4#
- 1...Bxf5
- 2.Sf6#
- 1...Bxh5
- 2.e4#
- 1...Sxh5
- 2.e4#
- 1...Rd3
- 2.Sf6#
- 1...c2
- 2.Sf6#
- 1...Re3
- 2.Sf4#
- 2.Sf6#
- 1...Rf4
- 2.Sxf4#
- 2.Sf6#
- 1...Bf7
- 2.e4#
- 1...Se8
- 2.e4#
- threat
- 1.Rf5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 3
- Sets
- R(b);N_GUARD,N_SPINS(d)::S(G)
- R(b);N_GUARD::S(G),XR(b)
- R(b);N_SPINP(f),S_CUTB(i)::P(C)
- B(i);N_SPINP(f),S_CUTR(b)::S(G)
- B(i);N_GUARD,XS(G)::P(C)
- B(i);N_GUARD,N_SPINR(h)::P(C)
- B(i);N_GUARD::P(C)
- Tries
- Try
- B(J);XP(g)
- Threat
- R1(F),XP(f)
- Vars
- R(b);N_GUARD,N_SPINR(h),P_PINP(I)::S(D),XP(a)
- B(i);N_SPINP(f),S_CUTR(b)::S(G)
- B(i);N_GUARD,N_SPINR(h)::P(C)
- Refutation
- B(j);XP(E)
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- B(i);N_SPINP(f),XQ(A)::S(G)
- B(i);XS(G)::P(C)
- S(k);N_SPINP(f),XQ(A)::S(G)
- Refutation
- R(b);N_SPINP(f),XQ(A)
- Try
- Q(A);XB(i)
- Threat
- P(C)
- Vars
- S(k);N_SPINP(f),S_CUTR(b)::S(G)
- R(b);N_GUARD::S(G),XR(b)
- Refutation
- R(b);N_SPINP(f)
- Try
- P(C);XR(b)
- Threat
- DUALS(2)
- Vars
- B(i);N_GUARD,XS(G)::QAB1(A)
- B(i);N_SPINP(f)::S(G)
- S(k);::S(G)
- Refutation
- S(k);XS(G)
- Try
- P(C);
- Threat
- R1(B),XS(d)
- Vars
- B(j);SBLOCK,XP(E)::S(D),XP(a)
- P(g);XP(E)::S(D),XP(a)
- R(b);N_GUARD::S(G),XR(b)
- R(b);N_SPINP(f),S_CUTB(i)::P(C)
- B(i);N_SPINP(f),S_CUTR(b)::S(G)
- Refutation
- B(i);N_SPINS(d)
- Try
- P(I);
- Threat
- QAB1(I)
- Vars
- R(b);N_GUARD,N_SPINS(d)::S(G)
- B(i);N_SPINS(d),S_CUTR(b)::S(D),XP(a)
- B(i);N_GUARD::P(C)
- Refutation
- R(b);CHECK,N_SPINR(h)
- Try
- Actual
- R(F);
- Threat
- DUALS(2)
- Vars
- R(b);N_SPINP(f),XR(F)::P(C)
- B(i);N_SPINP(f),XR(F)::S(G)
- B(i);XS(G)::P(C)
- S(k);XS(G)::P(C)
- R(b);N_SPINS(d)::S(G)
- P(a);::S(G)
- B(i);N_SPINR(h)::P(C)
- S(k);::P(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).