MESON Chess Problem Database
Problem Display
PID: 174125 (7r/1ppQ4/3b2Rn/8/2N2p2/3P1k2/R4B1p/K5nb w - - 0 1)
Buchner, Richard
Chemnitzer Volkstimme, 1927
#2
7 + 10
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Ba3
- 2.Se5#
- 2.Qd5#
- 1...Bb4
- 2.Se5#
- 2.Qd5#
- 1...Bc5
- 2.Se5#
- 2.Qd5#
- 1...Be5+
- 2.Sxe5#
- 1...Be7
- 2.Se5#
- 2.Qd5#
- 1...Bf8
- 2.Se5#
- 2.Qd5#
- 1...Sh3
- 2.Qxh3#
- 1...Sg4
- 2.Qxg4#
- 1...Sf7
- 2.Qg4#
- 1...Sg8
- 2.Qg4#
- 1...b5
- 2.Qc6#
- 1...b6
- 2.Qc6#
- 1...c5
- 2.Qxb7#
- 1...Ba3
- Tries
- 1.Bd4?
- threat
- 2.Rf2#
- 1...Sg4
- 2.Qxg4#
- 1...Se2
- 2.Sd2#
- 1...Sh3
- 2.Qxh3#
- 1...Ra8!
- threat
- 1.Bc5?
- threat
- 2.Rf2#
- 1...Be5+
- 2.Sxe5#
- 1...Bxc5
- 2.Qd5#
- 1...Sg4
- 2.Qxg4#
- 1...Se2
- 2.Sd2#
- 1...Sh3
- 2.Qxh3#
- 1...Ra8!
- threat
- 1.Bb6?
- threat
- 2.Rf2#
- 1...Be5+
- 2.Sxe5#
- 1...cxb6
- 2.Qxb7#
- 1...Sg4
- 2.Qxg4#
- 1...Bc5
- 2.Qd5#
- 1...Se2
- 2.Sd2#
- 1...Sh3
- 2.Qxh3#
- 1...c5
- 2.Qxb7#
- 1...Ra8!
- threat
- 1.Qe6?
- threat
- 2.Qd5#
- 2.Qe4#
- 1...Be5+
- 2.Sxe5#
- 1...Se2
- 2.Qxe2#
- 1...c6
- 2.Qe4#
- 1...Re8!
- threat
- 1.Qe8?
- threat
- 2.Qe4#
- 1...Be5+
- 2.Sxe5#
- 1...Se2
- 2.Qxe2#
- 1...Be7
- 2.Se5#
- 1...Rxe8!
- threat
- 1.Qe7?
- threat
- 2.Qe4#
- 1...Be5+
- 2.Sxe5#
- 1...Bxe7
- 2.Se5#
- 1...Se2
- 2.Qxe2#
- 1...Re8!
- threat
- 1.Bd4?
- Keys
- 1.Ba7!
- threat
- 2.Rf2#
- 1...Be5+
- 2.Sxe5#
- 1...Sg4
- 2.Qxg4#
- 1...Bc5
- 2.Qd5#
- 1...Se2
- 2.Sd2#
- 1...Sh3
- 2.Qxh3#
- 1...b6
- 2.Qc6#
- 1...c5
- 2.Qxb7#
- threat
- 1.Ba7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 3
- Sets
- B(f);CHECK,N_GUARD::S(E),XB(f)
- S(a);N_GUARD::QAR2(G),XS(a)
- S(g);N_GUARD::QAB1(G),XS(g)
- S(g);N_GUARD::QAB1(G)
- P(h);N_GUARD::QAB(G)
- P(i);OGATE::QAB(G),XP(h)
- Tries
- Try
- B(C);
- Threat
- R1(B)
- Vars
- S(g);N_GUARD::QAB1(G),XS(g)
- S(a);SBLOCK::S(E)
- S(a);N_GUARD::QAR2(G),XS(a)
- Refutation
- R(j);P_PINR(B)
- Try
- B(C);
- Threat
- R1(B)
- Vars
- B(f);CHECK,N_GUARD::S(E),XB(f)
- B(f);OGATE,XB(C)::QAB(G)
- S(g);N_GUARD::QAB1(G),XS(g)
- S(a);SBLOCK::S(E)
- S(a);N_GUARD::QAR2(G),XS(a)
- Refutation
- R(j);P_PINR(B)
- Try
- B(C);
- Threat
- R1(B)
- Vars
- B(f);CHECK,N_GUARD::S(E),XB(f)
- P(i);OGATE,XB(C)::QAB(G),XP(h)
- S(g);N_GUARD::QAB1(G),XS(g)
- B(f);OGATE::QAB(G)
- S(a);SBLOCK::S(E)
- S(a);N_GUARD::QAR2(G),XS(a)
- P(i);OGATE::QAB(G),XP(h)
- Refutation
- R(j);P_PINR(B)
- Try
- Q(G);
- Threat
- DUALS(2)
- Vars
- B(f);CHECK,N_GUARD::S(E),XB(f)
- S(a);N_GUARD::QAB1(G),XS(a)
- P(i);::QAB1(G)
- Refutation
- R(j);
- Try
- Q(G);
- Threat
- QAB1(G)
- Vars
- B(f);CHECK,N_GUARD::S(E),XB(f)
- S(a);N_GUARD::QAB1(G),XS(a)
- B(f);N_GUARD::S(E)
- Refutation
- R(j);XQ(G)
- Try
- Q(G);
- Threat
- QAB1(G)
- Vars
- B(f);CHECK,N_GUARD::S(E),XB(f)
- B(f);N_GUARD,XQ(G)::S(E)
- S(a);N_GUARD::QAB1(G),XS(a)
- Refutation
- R(j);
- Try
- Actual
- B(C);
- Threat
- R1(B)
- Vars
- B(f);CHECK,N_GUARD::S(E),XB(f)
- S(g);N_GUARD::QAB1(G),XS(g)
- B(f);OGATE::QAB(G)
- S(a);SBLOCK::S(E)
- S(a);N_GUARD::QAR2(G),XS(a)
- P(h);N_GUARD::QAB(G)
- P(i);OGATE::QAB(G),XP(h)
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).