MESON Chess Problem Database
Problem Display
PID: 223652 (3N3K/3p4/1R2p3/3k4/3P1b2/3P1n2/4RpQn/B2N4 w - - 0 1)
Larsen, Lars Aksglade (= Aksglade, Lars)
Suomen Shakki, 2006
#2
9 + 7
| 15148 | Sadier Collection | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Bc1
- 2.Re5#
- 1...Bd2
- 2.Re5#
- 1...Be3
- 2.Sxe3#
- 1...Bg3
- 2.Se3#
- 1...Be5+
- 2.Rxe5#
- 1...Bg5
- 2.Re5#
- 1...Bd6
- 2.Se3#
- 1...Bh6
- 2.Re5#
- 1...Bc7
- 2.Se3#
- 1...Bb8
- 2.Se3#
- 1...Sf1
- 2.Qxf3#
- 1...Sg4
- 2.Qxf3#
- 1...e5
- 2.Qg8#
- 1...d6
- 2.Rb5#
- 1...Bc1
- Tries
- 1.Sxe6?
- threat
- 2.Sc3#
- 2.Sxf4#
- 1...Be5+
- 2.Rxe5#
- 1...Bc1
- 2.Sc3#
- 2.Sc7#
- 2.Re5#
- 1...Bd2
- 2.Sc7#
- 2.Re5#
- 1...Be3
- 2.Sc3#
- 2.Sxe3#
- 2.Sc7#
- 1...Bg3
- 2.Sc3#
- 2.Se3#
- 1...Bg5
- 2.Sc3#
- 2.Sc7#
- 2.Re5#
- 1...Bd6
- 2.Sc3#
- 1...Bh6
- 2.Sc3#
- 2.Sc7#
- 2.Re5#
- 1...Bc7
- 2.Sc3#
- 2.Se3#
- 2.Sxc7#
- 1...Bb8
- 2.Sc3#
- 2.Se3#
- 1...dxe6!
- threat
- 1.Rc2?
- threat
- 2.Rc5#
- 1...Bd6
- 2.Se3#
- 1...d6
- 2.Rb5#
- 1...Be5+!
- threat
- 1.Re4?
- threat
- 2.Sc3#
- 1...Be5+
- 2.Rxe5#
- 1...Bd2
- 2.Re5#
- 1...Sxd4!
- threat
- 1.Rexe6?
- threat
- 2.Rb5#
- 1...Be5+
- 2.Rxe5#
- 1...Bd6
- 2.Se3#
- 2.Rbxd6#
- 2.Rexd6#
- 1...dxe6!
- threat
- 1.Rd6+?
- 1...Bxd6
- 2.Se3#
- 1...Kxd6!
- 1...Bxd6
- 1.Qg7?
- threat
- 2.Sc3#
- 1...Sxd4
- 2.Qxd4#
- 1...Bd2
- 2.Qxd7#
- 1...Be5
- 2.Se3#
- 1...e5
- 2.Qxd7#
- 2.Qf7#
- 2.Qg8#
- 1...Se5!
- threat
- 1.Sxe6?
- Keys
- 1.Re1!
- 1...Be5+
- 2.Rxe5#
- 1...fxe1Q
- 2.Qa2#
- 1...fxe1S
- 2.Qa2#
- 1...fxe1B
- 2.Qa2#
- 1...fxe1R
- 2.Qa2#
- 1...f1Q
- 2.Qa2#
- 1...f1S
- 2.Qa2#
- 1...f1B
- 2.Qa2#
- 1...f1R
- 2.Qa2#
- 1...Bc1
- 2.Re5#
- 1...Bd2
- 2.Re5#
- 1...Be3
- 2.Sxe3#
- 1...Bg3
- 2.Se3#
- 1...Bg5
- 2.Re5#
- 1...Bd6
- 2.Se3#
- 1...Bh6
- 2.Re5#
- 1...Bc7
- 2.Se3#
- 1...Bb8
- 2.Se3#
- 1...Sf1
- 2.Qxf3#
- 1...Sg4
- 2.Qxf3#
- 1...e5
- 2.Qg8#
- 1...d6
- 2.Rb5#
- 1...Be5+
- 1.Re1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 0
- Sets
- B(d);N_GUARD::R1(C)
- B(d);N_GUARD::S(B),XB(d)
- B(d);N_GUARD::S(B)
- B(d);CHECK,N_GUARD::R1(C),XB(d)
- S(b);N_GUARD::QAB(D),XS(c)
- P(f);OGATEB::QAB(D)
- P(g);SBLOCK::R(G)
- Tries
- Try
- S(H);XP(f)
- Threat
- DUALS(2)
- Vars
- B(d);CHECK,N_GUARD::R1(C),XB(d)
- B(d);::S(B)
- Refutation
- P(g);XS(H)
- Try
- R(C);
- Threat
- R1(C)
- Vars
- B(d);N_GUARD::S(B)
- P(g);SBLOCK::R(G)
- Refutation
- B(d);CHECK
- Try
- R(C);N_PINS(c)
- Threat
- S(B)
- Vars
- B(d);CHECK,N_GUARD::R1(C),XB(d)
- B(d);N_GUARD::R1(C)
- Refutation
- S(c);XP(F)
- Try
- R(C);XP(f)
- Threat
- R(G)
- Vars
- B(d);CHECK,N_GUARD::R1(C),XB(d)
- Refutation
- P(g);XR(C)
- Try
- R(G);CHECK
- Vars
- B(d);SBLOCK,XR(G)::S(B)
- Refutation
- K(e);N_SPINS(c),P-FLIGHT,XR(G)
- Try
- Q(D);N_PINS(c)
- Threat
- S(B)
- Vars
- S(c);OGATE,XP(F)::QAR1(D),XS(c)
- B(d);N_GUARD::QAR2(D),XP(g)
- B(d);N_GUARD,P_PINQ(D)::S(B)
- Refutation
- S(c);
- Try
- Actual
- R(C);
- Vars
- B(d);CHECK,N_GUARD::R1(C),XB(d)
- P(a);OGATE,XR(C)::QAB(D)
- P(a);OGATE::QAB(D)
- B(d);N_GUARD::R1(C)
- B(d);N_GUARD::S(B),XB(d)
- B(d);N_GUARD::S(B)
- S(b);N_GUARD::QAB(D),XS(c)
- P(f);OGATEB::QAB(D)
- P(g);SBLOCK::R(G)
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).