MESON Chess Problem Database
Problem Display
PID: 107267 (8/5P2/8/ppp2Q2/bk3n2/1p2N3/1N1P4/K1B5 w - - 0 1)
Shinkman, William Anthony
Sammlung Leichterer Schachaufgaben, 1881
#2
7 + 7
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Se2
- 2.Sd3#
- 1...Sg2
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sh3
- 2.Sd3#
- 1...Sd5
- 2.Sd3#
- 1...Sh5
- 2.Sd3#
- 1...Se6
- 2.Sd3#
- 1...Sg6
- 2.Sd3#
- 1...c4
- 2.f8Q#
- 2.f8B#
- 1...Se2
- Tries
- 1.Kb1?
- 1...Se2
- 2.Sd3#
- 1...Sg2
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sh3
- 2.Sd3#
- 1...Sd5
- 2.Sd3#
- 1...Sh5
- 2.Sd3#
- 1...Se6
- 2.Sd3#
- 1...Sg6
- 2.Sd3#
- 1...c4
- 2.f8Q#
- 2.f8B#
- 1...Ka3!
- 1...Se2
- 1.Sd5+?
- 1...Ka3
- 2.Sc4#
- 1...Sxd5!
- 1...Ka3
- 1.Qb1?
- 1...c4
- 2.f8Q#
- 2.f8B#
- 1...Se2
- 2.Sd3#
- 1...Sg2
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sh3
- 2.Sd3#
- 1...Sd5
- 2.Sd3#
- 1...Sh5
- 2.Sd3#
- 1...Se6
- 2.Sd3#
- 1...Sg6
- 2.Sd3#
- 1...Ka3!
- 1...c4
- 1.Qe4+?
- 1...c4
- 2.Qe7#
- 2.f8Q#
- 2.f8B#
- 1...Ka3!
- 1...c4
- 1.Qg4?
- threat
- 2.Sd3#
- 1...c4
- 2.f8Q#
- 2.f8B#
- 1...Ka3!
- threat
- 1.Qe6?
- 1...Sxe6
- 2.Sd3#
- 1...c4
- 2.Qd6#
- 2.Qe7#
- 2.f8Q#
- 2.f8B#
- 1...Se2
- 2.Sd3#
- 1...Sg2
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sh3
- 2.Sd3#
- 1...Sd5
- 2.Sd3#
- 1...Sh5
- 2.Sd3#
- 1...Sg6
- 2.Sd3#
- 1...Ka3!
- 1...Sxe6
- 1.Qg6?
- 1...Sxg6
- 2.Sd3#
- 1...c4
- 2.Qd6#
- 2.f8Q#
- 2.f8B#
- 1...Se2
- 2.Sd3#
- 1...Sg2
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sh3
- 2.Sd3#
- 1...Sd5
- 2.Sd3#
- 1...Sh5
- 2.Sd3#
- 1...Se6
- 2.Sd3#
- 1...Ka3!
- 1...Sxg6
- 1.Qd7?
- 1...c4
- 2.Qd6#
- 2.Qe7#
- 2.f8Q#
- 2.f8B#
- 1...Se2
- 2.Sd3#
- 1...Sg2
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sh3
- 2.Sd3#
- 1...Sd5
- 2.Sd3#
- 1...Sh5
- 2.Sd3#
- 1...Se6
- 2.Sd3#
- 1...Sg6
- 2.Sd3#
- 1...Ka3!
- 1...c4
- 1.Qh7?
- 1...c4
- 2.f8Q#
- 2.f8B#
- 1...Se2
- 2.Sd3#
- 1...Sg2
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sh3
- 2.Sd3#
- 1...Sd5
- 2.Sd3#
- 1...Sh5
- 2.Sd3#
- 1...Se6
- 2.Sd3#
- 1...Sg6
- 2.Sd3#
- 1...Ka3!
- 1...c4
- 1.Qc8?
- 1...Se2
- 2.Sd3#
- 1...Sg2
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sh3
- 2.Sd3#
- 1...Sd5
- 2.Sd3#
- 1...Sh5
- 2.Sd3#
- 1...Se6
- 2.Sd3#
- 1...Sg6
- 2.Sd3#
- 1...c4
- 2.Qf8#
- 2.f8Q#
- 2.f8B#
- 1...Ka3!
- 1...Se2
- 1.Qxf4+?
- 1...c4
- 2.Sd3#
- 2.Qd6#
- 2.f8Q#
- 2.f8B#
- 1...Ka3!
- 1...c4
- 1.Qd5?
- 1...Sxd5
- 2.Sd3#
- 1...Se2
- 2.Sd3#
- 1...Sg2
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sh3
- 2.Sd3#
- 1...Sh5
- 2.Sd3#
- 1...Se6
- 2.Sd3#
- 1...Sg6
- 2.Sd3#
- 1...c4
- 2.Qd6#
- 2.f8Q#
- 2.f8B#
- 1...Ka3!
- 1...Sxd5
- 1.Qe5?
- 1...Se2
- 2.Sd3#
- 1...Sg2
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sh3
- 2.Sd3#
- 1...Sd5
- 2.Sd3#
- 1...Sh5
- 2.Sd3#
- 1...Se6
- 2.Sd3#
- 1...Sg6
- 2.Sd3#
- 1...c4
- 2.Qd6#
- 2.Qe7#
- 2.f8Q#
- 2.f8B#
- 1...Ka3!
- 1...Se2
- 1.Qg5?
- 1...Se2
- 2.Sd3#
- 1...Sg2
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sh3
- 2.Sd3#
- 1...Sd5
- 2.Sd3#
- 1...Sh5
- 2.Sd3#
- 1...Se6
- 2.Sd3#
- 1...Sg6
- 2.Sd3#
- 1...c4
- 2.Qe7#
- 2.f8Q#
- 2.f8B#
- 1...Ka3!
- 1...Se2
- 1.Qh5?
- 1...Sxh5
- 2.Sd3#
- 1...Se2
- 2.Sd3#
- 1...Sg2
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sh3
- 2.Sd3#
- 1...Sd5
- 2.Sd3#
- 1...Se6
- 2.Sd3#
- 1...Sg6
- 2.Sd3#
- 1...c4
- 2.f8Q#
- 2.f8B#
- 1...Ka3!
- 1...Sxh5
- 1.Qf6?
- 1...c4
- 2.Qe7#
- 2.Qd6#
- 2.f8Q#
- 2.f8B#
- 1...Se2
- 2.Sd3#
- 1...Sg2
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sh3
- 2.Sd3#
- 1...Sd5
- 2.Sd3#
- 1...Sh5
- 2.Sd3#
- 1...Se6
- 2.Sd3#
- 1...Sg6
- 2.Sd3#
- 1...Ka3!
- 1...c4
- 1.f8Q?
- threat
- 2.Q8xc5#
- 2.Q5xc5#
- 1...Sd3
- 2.Sxd3#
- 1...Sd5
- 2.Sd3#
- 1...Se6
- 2.Sd3#
- 1...Ka3!
- threat
- 1.f8B?
- threat
- 2.Bxc5#
- 2.Qxc5#
- 1...Sd3
- 2.Sxd3#
- 1...Sd5
- 2.Sd3#
- 1...Se6
- 2.Sd3#
- 1...Ka3!
- threat
- 1.Kb1?
- Keys
- 1.Qh3!
- 1...Ka3
- 2.Sc2#
- 1...Sxh3
- 2.Sd3#
- 1...c4
- 2.f8Q#
- 2.f8B#
- 1...Se2
- 2.Sd3#
- 1...Sg2
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sd5
- 2.Sd3#
- 1...Sh5
- 2.Sd3#
- 1...Se6
- 2.Sd3#
- 1...Sg6
- 2.Sd3#
- 1...Ka3
- 1.Qh3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- S(d);N_GUARD::S(C)
- S(d);N_GUARD::S(C),XS(d)
- P(g);::P=Q
- Tries
- Try
- K(A);P-FLIGHT
- Vars
- S(d);N_GUARD::S(C)
- S(d);N_GUARD::S(C),XS(d)
- P(g);::P=Q
- Refutation
- K(c);S_FLIGHT
- Try
- S(E);CHECK
- Vars
- K(c);S_FLIGHT::B(B)+S(C),DCHECK
- Refutation
- S(d);XS(E)
- Try
- Q(F);
- Vars
- P(g);::P=Q
- S(d);N_GUARD::S(C)
- S(d);N_GUARD::S(C),XS(d)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(F);CHECK
- Refutation
- K(c);S_FLIGHT
- Try
- Q(F);P_PINS(d)
- Threat
- S(C)
- Vars
- P(g);N_SPINS(d)::P=Q
- Refutation
- K(c);N_SPINS(d),S_FLIGHT
- Try
- Q(F);
- Vars
- S(d);N_GUARD,XQ(F)::S(C)
- S(d);N_GUARD::S(C)
- S(d);N_GUARD::S(C),XS(d)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(F);
- Vars
- S(d);N_GUARD,XQ(F)::S(C)
- S(d);N_GUARD::S(C)
- S(d);N_GUARD::S(C),XS(d)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(F);
- Vars
- S(d);N_GUARD::S(C)
- S(d);N_GUARD::S(C),XS(d)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(F);
- Vars
- P(g);::P=Q
- S(d);N_GUARD::S(C)
- S(d);N_GUARD::S(C),XS(d)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(F);
- Vars
- S(d);N_GUARD::S(C)
- S(d);N_GUARD::S(C),XS(d)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(F);CHECK,XS(d)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(F);
- Vars
- S(d);N_GUARD,XQ(F)::S(C)
- S(d);N_GUARD::S(C)
- S(d);N_GUARD::S(C),XS(d)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(F);
- Vars
- S(d);N_GUARD::S(C)
- S(d);N_GUARD::S(C),XS(d)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(F);
- Vars
- S(d);N_GUARD::S(C)
- S(d);N_GUARD::S(C),XS(d)
- Refutation
- K(c);S_FLIGHT
- Try
- Q(F);
- Vars
- S(d);N_GUARD,XQ(F)::S(C)
- S(d);N_GUARD::S(C)
- S(d);N_GUARD::S(C),XS(d)
- P(g);::P=Q
- Refutation
- K(c);S_FLIGHT
- Try
- Q(F);
- Vars
- S(d);N_GUARD::S(C)
- S(d);N_GUARD::S(C),XS(d)
- Refutation
- K(c);S_FLIGHT
- Try
- P(G);P_PINP(g)
- Threat
- DUALS(2)
- Vars
- S(d);N_GUARD::S(C),XS(d)
- S(d);N_GUARD::S(C)
- Refutation
- K(c);S_FLIGHT
- Try
- P(G);P_PINP(g)
- Threat
- DUALS(2)
- Vars
- S(d);N_GUARD::S(C),XS(d)
- S(d);N_GUARD::S(C)
- Refutation
- K(c);S_FLIGHT
- Try
- Actual
- Q(F);
- Vars
- K(c);S_FLIGHT::S(E)
- S(d);N_GUARD,XQ(F)::S(C)
- P(g);::P=Q
- S(d);N_GUARD::S(C)
- S(d);N_GUARD::S(C),XS(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).