MESON Chess Problem Database
Problem Display
PID: 233407 (1R4B1/3q4/8/1bNn4/5R2/2k5/2N1P3/2K3B1 w - - 0 1)
Barth, Michael
Freie Presse, 0000
#2
8 + 4
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Bxe2
- 2.Rb3#
- 1...Bd3
- 2.Rb3#
- 1...Bc4
- 2.Se4#
- 2.Bd4#
- 1...Ba6
- 2.Rb3#
- 1...Bc6
- 2.Rb3#
- 1...Se3
- 2.Se4#
- 1...Sb4
- 2.Se4#
- 1...Sxf4
- 2.Se4#
- 1...Sb6
- 2.Se4#
- 1...Sc7
- 2.Se4#
- 1...Se7
- 2.Se4#
- 1...Bxe2
- Tries
- 1.Sa3?
- threat
- 2.Sb1#
- 1...Qf5
- 2.Sxb5#
- 1...Qh7
- 2.Sxb5#
- 1...Bd3
- 2.Bd4#
- 2.Rb3#
- 1...Sxf4!
- threat
- 1.Bf2?
- threat
- 2.Be1#
- 1...Sxf4
- 2.Se4#
- 1...Se3
- 2.Se4#
- 1...Sb4
- 2.Se4#
- 1...Sb6
- 2.Se4#
- 1...Sc7
- 2.Se4#
- 1...Se7
- 2.Se4#
- 1...Sf6!
- threat
- 1.Be3?
- threat
- 2.Bd2#
- 1...Sxe3
- 2.Se4#
- 1...Sxf4
- 2.Se4#
- 1...Sb4
- 2.Se4#
- 1...Sb6
- 2.Se4#
- 1...Sc7
- 2.Se4#
- 1...Se7
- 2.Se4#
- 1...Sf6!
- threat
- 1.Bxd5?
- threat
- 2.Se4#
- 2.Bd4#
- 1...Bxe2
- 2.Bd4#
- 2.Rb3#
- 1...Qf5
- 2.Bd4#
- 1...Qe6
- 2.Bd4#
- 1...Qe8
- 2.Bd4#
- 1...Qe7
- 2.Bd4#
- 1...Qg7
- 2.Se4#
- 1...Qh7
- 2.Bd4#
- 1...Bd3
- 2.Bd4#
- 2.Rb3#
- 1...Qxd5!
- threat
- 1.Rb4?
- threat
- 2.Se4#
- 2.Bd4#
- 1...Bxe2
- 2.Bd4#
- 1...Sxb4
- 2.Se4#
- 1...Qf5
- 2.Bd4#
- 1...Qe6
- 2.Bd4#
- 1...Qe8
- 2.Bd4#
- 1...Qe7
- 2.Bd4#
- 1...Qg7
- 2.Se4#
- 1...Qh7
- 2.Bd4#
- 1...Bd3
- 2.Bd4#
- 1...Se3
- 2.Se4#
- 2.Rb3#
- 1...Sf4
- 2.Se4#
- 2.Rb3#
- 1...Sb6
- 2.Se4#
- 2.Rb3#
- 1...Sf6
- 2.Rb3#
- 1...Sc7
- 2.Se4#
- 2.Rb3#
- 1...Se7
- 2.Se4#
- 2.Rb3#
- 1...Qg4!
- threat
- 1.Rc4+?
- 1...Bxc4
- 2.Se4#
- 2.Bd4#
- 1...Kxc4!
- 1...Bxc4
- 1.Rxb5?
- threat
- 2.Sa4#
- 2.Rb3#
- 1...Qa7
- 2.Rb3#
- 1...Qb7
- 2.Sa4#
- 1...Sb4
- 2.Sa4#
- 2.Se4#
- 2.Rc4#
- 1...Sb6
- 2.Se4#
- 2.Rb3#
- 1...Qxb5!
- threat
- 1.Sa3?
- Keys
- 1.Sb4!
- threat
- 2.Sa2#
- 1...Sxb4
- 2.Se4#
- 1...Qa7
- 2.Sxd5#
- 1...Bc4
- 2.Bd4#
- threat
- 1.Sb4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 9
- Sets
- B(b);OGATE,XP(D)::R1(G)
- B(b);OGATE::R1(G)
- S(c);::S(F)
- S(c);XR(E)::S(F)
- Tries
- Try
- S(C);
- Threat
- S(C)
- Vars
- Q(d);N_GUARD::S(C),XB(b)
- Refutation
- S(c);XR(E)
- Try
- B(B);
- Threat
- B(B)
- Vars
- S(c);XR(E)::S(F)
- S(c);::S(F)
- Refutation
- S(c);
- Try
- B(B);
- Threat
- B(B)
- Vars
- S(c);XB(B)::S(F)
- S(c);XR(E)::S(F)
- S(c);::S(F)
- Refutation
- S(c);
- Try
- B(H);XS(c)
- Threat
- DUALS(2)
- Vars
- Q(d);::B(B)
- Q(d);::S(F)
- Refutation
- Q(d);XB(H)
- Try
- R(E);
- Threat
- DUALS(2)
- Vars
- B(b);XP(D)::B(B)
- S(c);XR(E)::S(F)
- Q(d);::B(B)
- Q(d);::S(F)
- B(b);::B(B)
- S(c);::R1(E)
- Refutation
- Q(d);
- Try
- R(E);CHECK
- Refutation
- K(a);P-FLIGHT,P_SPINS(c),XR(E)
- Try
- R(G);XB(b)
- Threat
- DUALS(2)
- Vars
- Q(d);::R1(G)
- Q(d);::S(F)
- Refutation
- Q(d);XR(G)
- Try
- Actual
- S(C);
- Threat
- S(C)
- Vars
- S(c);SBLOCK,XS(C)::S(F)
- Q(d);N_GUARD::S(C),XS(c)
- B(b);SBLOCK::B(B)
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).