MESON Chess Problem Database
Problem Display
PID: 194188 (Qb6/r1R3p1/5kN1/6pP/1n3pP1/1B6/8/7K w - - 0 1)
Takacs, Peter
Pesti Naplo, 1917
#2
7 + 7
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Ra1+
- 2.Qxa1#
- 1...Ra2
- 2.Rf7#
- 1...Ra3
- 2.Rf7#
- 1...Ra4
- 2.Rf7#
- 1...Ra5
- 2.Rf7#
- 1...Ra6
- 2.Rf7#
- 1...Rb7
- 2.Qa1#
- 1...Rxa8
- 2.Rf7#
- 1...Bxc7
- 2.Qf8#
- 1...Sa2
- 2.Qc6#
- 1...Sc2
- 2.Qc6#
- 1...Sd3
- 2.Qc6#
- 1...Sd5
- 2.Qc6#
- 1...Sa6
- 2.Qc6#
- 1...Sc6
- 2.Qxc6#
- 1...f3
- 2.Qxf3#
- 1...Ra1+
- Tries
- 1.Kg1?
- 1...Ra1+
- 2.Qxa1#
- 1...Rxa8
- 2.Rf7#
- 1...Bxc7
- 2.Qf8#
- 1...Sd5
- 2.Qc6#
- 1...Ra2
- 2.Rf7#
- 1...Ra3
- 2.Rf7#
- 1...Ra4
- 2.Rf7#
- 1...Ra5
- 2.Rf7#
- 1...Ra6
- 2.Rf7#
- 1...Rb7
- 2.Qa1#
- 1...Sa2
- 2.Qc6#
- 1...Sc2
- 2.Qc6#
- 1...Sd3
- 2.Qc6#
- 1...Sa6
- 2.Qc6#
- 1...Sc6
- 2.Qxc6#
- 1...f3
- 2.Qxf3#
- 1...Rxc7!
- 1...Ra1+
- 1.Rc6+?
- 1...Bd6
- 2.Rxd6#
- 1...Sxc6!
- 1...Bd6
- 1.Rxa7?
- threat
- 2.Rf7#
- 1...Bxa7
- 2.Qd8#
- 2.Qf8#
- 1...Bc7
- 2.Qf8#
- 1...Sd5!
- threat
- 1.Qe4?
- threat
- 2.Qf5#
- 2.Qd4#
- 2.Qe5#
- 2.Qe6#
- 2.Qe7#
- 1...Rxc7
- 2.Qf5#
- 2.Qd4#
- 2.Qe5#
- 2.Qe6#
- 1...Bxc7
- 2.Qf5#
- 2.Qe6#
- 2.Qe7#
- 1...Ra5
- 2.Rf7#
- 2.Qe6#
- 2.Qe7#
- 1...Ra6
- 2.Rf7#
- 2.Qf5#
- 2.Qd4#
- 2.Qe5#
- 2.Qe7#
- 1...Sc2
- 2.Qf5#
- 2.Qc6#
- 2.Qe5#
- 2.Qe6#
- 2.Qe7#
- 1...Sd3
- 2.Qf5#
- 2.Qc6#
- 2.Qe6#
- 2.Qe7#
- 1...Sd5
- 2.Qf5#
- 2.Qe5#
- 1...Sc6
- 2.Qf5#
- 2.Qxc6#
- 2.Qe6#
- 1...Ra1+!
- threat
- 1.Kg1?
- Keys
- 1.Bc4!
- 1...Ra1+
- 2.Qxa1#
- 1...Rxc7
- 2.Qa1#
- 1...Rxa8
- 2.Rf7#
- 1...Bxc7
- 2.Qf8#
- 1...Sd5
- 2.Qc6#
- 1...Ra2
- 2.Rf7#
- 1...Ra3
- 2.Rf7#
- 1...Ra4
- 2.Rf7#
- 1...Ra5
- 2.Rf7#
- 1...Ra6
- 2.Rf7#
- 1...Rb7
- 2.Qa1#
- 1...Sa2
- 2.Qc6#
- 1...Sc2
- 2.Qc6#
- 1...Sd3
- 2.Qc6#
- 1...Sa6
- 2.Qc6#
- 1...Sc6
- 2.Qxc6#
- 1...f3
- 2.Qxf3#
- 1...Ra1+
- 1.Bc4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- R(e);CHECK,OGATE::QAB(G),XR(e)
- R(e);N_GUARD::R1(F)
- R(e);OGATE::QAB(G)
- R(e);N_GUARD,XQ(G)::R1(F)
- B(g);OGATE,XR(F)::QAR2(G)
- S(a);N_GUARD::QAR(G)
- S(a);N_GUARD::QAR(G),XS(a)
- P(b);OGATEB::QAR(G),XP(b)
- Tries
- Try
- K(A);P-FLIGHT
- Vars
- R(e);CHECK,OGATE::QAB(G),XR(e)
- R(e);N_GUARD,XQ(G)::R1(F)
- B(g);OGATE,XR(F)::QAR2(G)
- S(a);N_GUARD::QAR(G)
- R(e);N_GUARD::R1(F)
- R(e);OGATE::QAB(G)
- S(a);N_GUARD::QAR(G),XS(a)
- P(b);OGATEB::QAR(G),XP(b)
- Refutation
- R(e);XR(F)
- Try
- R(F);CHECK
- Vars
- B(g);N_GUARD,P_SPINB(g)::R(F),XB(g)
- Refutation
- S(a);XR(F)
- Try
- R(F);XR(e)
- Threat
- R1(F)
- Vars
- B(g);OGATE::QAR2(G)
- Refutation
- S(a);
- Try
- Q(G);
- Threat
- DUALS(5)
- Refutation
- R(e);CHECK
- Try
- Actual
- B(B);
- Vars
- R(e);CHECK,OGATE::QAB(G),XR(e)
- R(e);OGATE,XR(F)::QAB(G)
- R(e);N_GUARD,XQ(G)::R1(F)
- B(g);OGATE,XR(F)::QAR2(G)
- S(a);N_GUARD::QAR(G)
- R(e);N_GUARD::R1(F)
- R(e);OGATE::QAB(G)
- S(a);N_GUARD::QAR(G),XS(a)
- P(b);OGATEB::QAR(G),XP(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).