MESON Chess Problem Database
Problem Display
PID: 176482 (5B2/6PQ/8/8/2K5/2pR4/pkp1pN2/rb2N3 w - - 0 1)
Radecke, Heinz
Schach-Echo, 1984
#2
7 + 7
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Kc1
- 2.Ba3#
- 1...Kc1
- Tries
- 1.Rxc3?
- threat
- 2.Sed3#
- 2.Sfd3#
- 2.Ba3#
- 1...c1Q
- 2.Ba3#
- 1...c1S
- 2.Ba3#
- 1...c1B
- 2.Ba3#
- 2.Rb3#
- 1...c1R
- 2.Ba3#
- 1...Kc1!
- threat
- 1.Rd5?
- threat
- 2.Sed3#
- 2.Sfd3#
- 1...Kc1
- 2.Ba3#
- 1...c1Q
- 2.Rb5#
- 1...c1B
- 2.Rb5#
- 1...c1R
- 2.Rb5#
- 1...c1S!
- threat
- 1.Rd7?
- threat
- 2.Sed3#
- 2.Sfd3#
- 1...Kc1
- 2.Ba3#
- 1...c1Q
- 2.Rb7#
- 1...c1B
- 2.Rb7#
- 1...c1R
- 2.Rb7#
- 1...c1S!
- threat
- 1.Rd8?
- threat
- 2.Sed3#
- 2.Sfd3#
- 1...Kc1
- 2.Ba3#
- 1...c1Q
- 2.Rb8#
- 1...c1B
- 2.Rb8#
- 1...c1R
- 2.Rb8#
- 1...c1S!
- threat
- 1.Qe4?
- 1...Kc1
- 2.Ba3#
- 1...c1Q
- 2.Qb7#
- 1...c1B
- 2.Qb7#
- 1...c1R
- 2.Qb7#
- 1...c1S!
- 1...Kc1
- 1.Qf5?
- 1...Kc1
- 2.Ba3#
- 1...c1Q
- 2.Qb5#
- 1...c1B
- 2.Qb5#
- 1...c1R
- 2.Qb5#
- 1...c1S!
- 1...Kc1
- 1.Qg6?
- 1...Kc1
- 2.Ba3#
- 1...c1Q
- 2.Qb6#
- 1...c1B
- 2.Qb6#
- 1...c1R
- 2.Qb6#
- 1...c1S!
- 1...Kc1
- 1.Qh1?
- 1...Kc1
- 2.Ba3#
- 1...c1Q
- 2.Qb7#
- 1...c1B
- 2.Qb7#
- 1...c1R
- 2.Qb7#
- 1...c1S!
- 1...Kc1
- 1.Qh5?
- 1...Kc1
- 2.Ba3#
- 1...c1Q
- 2.Qb5#
- 1...c1B
- 2.Qb5#
- 1...c1R
- 2.Qb5#
- 1...c1S!
- 1...Kc1
- 1.Qh6?
- 1...c1Q
- 2.Qb6#
- 1...c1B
- 2.Qb6#
- 1...c1R
- 2.Qb6#
- 1...c1S!
- 1...c1Q
- 1.g8Q?
- 1...Kc1
- 2.Ba3#
- 1...c1Q
- 2.Qb7#
- 1...c1B
- 2.Qb7#
- 1...c1R
- 2.Qb7#
- 1...c1S!
- 1...Kc1
- 1.g8S?
- 1...Kc1
- 2.Ba3#
- 1...c1Q
- 2.Qb7#
- 1...c1B
- 2.Qb7#
- 1...c1R
- 2.Qb7#
- 1...c1S!
- 1...Kc1
- 1.g8B?
- 1...Kc1
- 2.Ba3#
- 1...c1Q
- 2.Qb7#
- 1...c1B
- 2.Qb7#
- 1...c1R
- 2.Qb7#
- 1...c1S!
- 1...Kc1
- 1.g8R?
- 1...Kc1
- 2.Ba3#
- 1...c1Q
- 2.Qb7#
- 1...c1B
- 2.Qb7#
- 1...c1R
- 2.Qb7#
- 1...c1S!
- 1...Kc1
- 1.Rxc3?
- Keys
- 1.Qh2!
- 1...Kc1
- 2.Ba3#
- 1...c1Q
- 2.Qb8#
- 1...c1S
- 2.Sd1#
- 1...c1B
- 2.Sd1#
- 2.Qb8#
- 1...c1R
- 2.Qb8#
- 1...Kc1
- 1.Qh2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- K(d);S_FLIGHT::B(G)
- Tries
- Try
- R(C);XP(g)
- Threat
- DUALS(3)
- Vars
- P(e);P_PINR(C)::B(G)
- P(e);::B(G)
- Refutation
- K(d);P_SPINP(e),S_FLIGHT
- Try
- R(C);
- Threat
- DUALS(2)
- Vars
- K(d);S_FLIGHT::B(G)
- P(e);SBLOCK::R(C)
- Refutation
- P(e);
- Try
- R(C);
- Threat
- DUALS(2)
- Vars
- K(d);S_FLIGHT::B(G)
- P(e);SBLOCK::R(C)
- Refutation
- P(e);
- Try
- R(C);
- Threat
- DUALS(2)
- Vars
- K(d);S_FLIGHT::B(G)
- P(e);SBLOCK::R(C)
- Refutation
- P(e);
- Try
- Q(F);
- Vars
- K(d);S_FLIGHT::B(G)
- P(e);SBLOCK::QAR(F)
- Refutation
- P(e);
- Try
- Q(F);
- Vars
- K(d);S_FLIGHT::B(G)
- P(e);SBLOCK::QAR(F)
- Refutation
- P(e);
- Try
- Q(F);
- Vars
- K(d);S_FLIGHT::B(G)
- P(e);SBLOCK::QAR(F)
- Refutation
- P(e);
- Try
- Q(F);
- Vars
- K(d);S_FLIGHT::B(G)
- P(e);SBLOCK::QAR(F)
- Refutation
- P(e);
- Try
- Q(F);
- Vars
- K(d);S_FLIGHT::B(G)
- P(e);SBLOCK::QAR(F)
- Refutation
- P(e);
- Try
- Q(F);
- Vars
- P(e);SBLOCK::QAR(F)
- Refutation
- P(e);
- Try
- P(E);
- Vars
- K(d);S_FLIGHT::B(G)
- P(e);SBLOCK::QAR(F)
- Refutation
- P(e);
- Try
- P(E);
- Vars
- K(d);S_FLIGHT::B(G)
- P(e);SBLOCK::QAR(F)
- Refutation
- P(e);
- Try
- P(E);
- Vars
- K(d);S_FLIGHT::B(G)
- P(e);SBLOCK::QAR(F)
- Refutation
- P(e);
- Try
- P(E);
- Vars
- K(d);S_FLIGHT::B(G)
- P(e);SBLOCK::QAR(F)
- Refutation
- P(e);
- Try
- Actual
- Q(F);
- Vars
- K(d);S_FLIGHT::B(G)
- P(e);SBLOCK::QAR(F)
- P(e);N_GUARD,SBLOCK,S_CUTP(f),S_CUTP(f),S_CUTP(f),S_CUTP(f)::S(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).