MESON Chess Problem Database
Problem Display
PID: 244629 (BNKR1n2/B2n4/1P4PP/7R/NPpkPp2/2r1pq2/1P2P1Q1/4br1b w - - 0 1)
Fasano, Alessandro
Sinfonie Scacchistiche, 2015
#2
15 + 11
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Qxe2
- 2.Rd5#
- 1...Qxe4
- 2.b7#
- 1...Qg4
- 2.Sc6#
- 2.Rd5#
- 2.b7#
- 1...Qxh5
- 2.Sc6#
- 1...Qf2
- 2.Sc6#
- 2.Rd5#
- 2.b7#
- 1...Qg3
- 2.Sc6#
- 2.Rd5#
- 2.b7#
- 1...Qh3
- 2.Sc6#
- 2.Rd5#
- 2.b7#
- 1...Bf2
- 2.bxc3#
- 1...Bg3
- 2.bxc3#
- 1...Bh4
- 2.bxc3#
- 1...Se6
- 2.Rxd7#
- 1...Sxg6
- 2.Rxd7#
- 1...Sh7
- 2.Rxd7#
- 1...Qxe2
- Tries
- 1.Sxc3?
- threat
- 2.Sb5#
- 2.Sc6#
- 2.Rd5#
- 2.b7#
- 1...Qxe2
- 2.Rd5#
- 1...Qxe4
- 2.Sb5#
- 2.b7#
- 1...Qxh5
- 2.Sc6#
- 1...Se6
- 2.Sb5#
- 2.Sc6#
- 2.Rd5#
- 2.Rxd7#
- 1...Bxc3!
- threat
- 1.Sc5?
- threat
- 2.Sc6#
- 2.Rd5#
- 1...Qxh5
- 2.Sc6#
- 1...Qxe4!
- threat
- 1.Bd5?
- threat
- 2.Sc6#
- 1...Sxb6+
- 2.Bxb6#
- 1...Sxb8
- 2.b7#
- 1...Se5
- 2.b7#
- 1...Qxe2!
- threat
- 1.Bc6?
- threat
- 2.b7#
- 1...Qxe2
- 2.Rd5#
- 1...Se6
- 2.Rxd7#
- 1...Qxh5!
- threat
- 1.Re5?
- threat
- 2.Sc6#
- 1...Qxe2
- 2.Rd5#
- 1...Qxe4
- 2.Rxe4#
- 1...Kxe5!
- threat
- 1.Qg5?
- threat
- 2.Qf6#
- 2.Qc5#
- 2.Qd5#
- 2.Qe5#
- 1...Qxe2
- 2.Qd5#
- 1...Qxe4
- 2.Qc5#
- 2.b7#
- 1...Sxg6
- 2.Rxd7#
- 2.Qc5#
- 2.Qd5#
- 1...Se6
- 2.Rxd7#
- 2.Qf6#
- 2.Qd5#
- 2.Qe5#
- 1...Bh4
- 2.Qc5#
- 2.Qd5#
- 2.Qe5#
- 2.bxc3#
- 1...Sh7
- 2.Rxd7#
- 2.Qc5#
- 2.Qd5#
- 2.Qe5#
- 1...Qxh5!
- threat
- 1.Sxc3?
- Keys
- 1.h7!
- threat
- 2.h8Q#
- 2.h8B#
- 1...Qxe2
- 2.Rd5#
- 1...Qxg2
- 2.h8Q#
- 2.h8B#
- 1...Qxe4
- 2.b7#
- 1...Qxh5
- 2.Sc6#
- 1...Bxg2
- 2.h8Q#
- 2.h8B#
- 1...Sxg6
- 2.Rxd7#
- 1...Sxh7
- 2.Rxd7#
- 1...Se6
- 2.Rxd7#
- 1...Qg4
- 2.Sc6#
- 2.Rd5#
- 2.b7#
- 2.h8Q#
- 2.h8B#
- 1...Qf2
- 2.Sc6#
- 2.Rd5#
- 2.b7#
- 2.h8Q#
- 2.h8B#
- 1...Qg3
- 2.Sc6#
- 2.Rd5#
- 2.b7#
- 2.h8Q#
- 2.h8B#
- 1...Qh3
- 2.Sc6#
- 2.Rd5#
- 2.b7#
- 2.h8Q#
- 2.h8B#
- 1...Rg1
- 2.h8Q#
- 2.h8B#
- 1...Rf2
- 2.h8Q#
- 2.h8B#
- 1...Rc1
- 2.h8Q#
- 2.h8B#
- 1...Rc2
- 2.h8Q#
- 2.h8B#
- 1...Ra3
- 2.h8Q#
- 2.h8B#
- 1...Rb3
- 2.h8Q#
- 2.h8B#
- 1...Rd3
- 2.h8Q#
- 2.h8B#
- 1...Bd2
- 2.h8Q#
- 2.h8B#
- 1...Bf2
- 2.bxc3#
- 2.h8Q#
- 2.h8B#
- 1...Bg3
- 2.bxc3#
- 2.h8Q#
- 2.h8B#
- 1...Bh4
- 2.bxc3#
- threat
- 1.h7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 2
- Sets
- Q(f);XP(B)::R1(G)
- Q(f);XP(F)::B(K)+P(H)
- Q(f);XR(G)::S(M)
- B(a);N_GUARD::P(A),XR(d)
- S(k);N_GUARD::R(O),XS(j)
- S(k);N_GUARD,XP(I)::R(O),XS(j)
- Tries
- Try
- S(D);XR(d)
- Threat
- DUALS(4)
- Vars
- Q(f);XP(B)::R1(G)
- Q(f);XR(G)::S(M)
- Refutation
- B(a);XS(D)
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- Q(f);XR(G)::S(M)
- Refutation
- Q(f);XP(F)
- Try
- B(L);N_PINS(j)
- Threat
- S(M)
- Vars
- S(j);CHECK,OGATE,P_SPINS(j),XP(H)::B(K),XS(j)
- S(j);N_GUARD,XS(M)::B(K)+P(H)
- S(j);N_GUARD::B(K)+P(H)
- Refutation
- Q(f);XP(B)
- Try
- B(L);
- Threat
- B(K)+P(H)
- Vars
- Q(f);XP(B)::R1(G)
- S(k);N_GUARD::R(O),XS(j)
- Refutation
- Q(f);XR(G)
- Try
- R(G);
- Threat
- S(M)
- Vars
- Q(f);XP(B)::R1(G)
- Q(f);OGATE,XP(F)::R1(G),XQ(f)
- Refutation
- K(h);N_SPINS(j),S_FLIGHT,XR(G)
- Try
- Q(C);
- Threat
- DUALS(4)
- Vars
- Q(f);XP(B)::QAR1(C)
- Refutation
- Q(f);XR(G)
- Try
- Actual
- P(J);
- Threat
- P=Q
- Vars
- Q(f);XP(B)::R1(G)
- Q(f);XQ(C)::P=Q
- Q(f);XP(F)::B(K)+P(H)
- Q(f);XR(G)::S(M)
- B(c);XQ(C)::P=Q
- S(k);N_GUARD,XP(I)::R(O),XS(j)
- S(k);N_GUARD,XP(J)::R(O),XS(j)
- S(k);N_GUARD::R(O),XS(j)
- R(b);::P=Q
- R(d);::P=Q
- B(a);::P=Q
- B(a);N_GUARD::P(A),XR(d)
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).