MESON Chess Problem Database
Problem Display
PID: 235416 (1r3B1R/1B4p1/5NkN/3p3p/r6P/Rn6/1Qn4p/6bK w - - 0 1)
Pituk, Alexander
Skakbladet, 1946
#2
9 + 10
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Tries
- 1.Sxd5?
- threat
- 2.Se7#
- 2.Qxg7#
- 1...Rxh4
- 2.Qxg7#
- 1...Rxf8
- 2.Se7#
- 1...gxh6
- 2.Qf6#
- 1...Rd4
- 2.Ra6#
- 1...Re4
- 2.Qxg7#
- 1...Re8
- 2.Qxg7#
- 1...Bd4
- 2.Qxc2#
- 1...Bc5
- 2.Qxg7#
- 1...Scd4
- 2.Qg2#
- 1...Sbd4
- 2.Rg3#
- 1...Rxb7!
- threat
- 1.Se8?
- threat
- 2.Qxg7#
- 1...gxh6
- 2.Qf6#
- 1...Rd4
- 2.Ra6#
- 1...Bd4
- 2.Qxc2#
- 1...Scd4
- 2.Qg2#
- 1...Sbd4
- 2.Rg3#
- 1...d4
- 2.Be4#
- 1...Rxb7!
- threat
- 1.Sfg8?
- threat
- 2.Se7#
- 2.Qxg7#
- 1...Rxh4
- 2.Qxg7#
- 1...Rxf8
- 2.Se7#
- 1...gxh6
- 2.Qf6#
- 1...Rd4
- 2.Ra6#
- 1...Re4
- 2.Qxg7#
- 1...Re8
- 2.Qxg7#
- 1...Bd4
- 2.Qxc2#
- 1...Bc5
- 2.Qxg7#
- 1...Scd4
- 2.Qg2#
- 1...Sbd4
- 2.Rg3#
- 1...d4
- 2.Be4#
- 1...Rxb7!
- threat
- 1.Qe5?
- threat
- 2.Qf5#
- 2.Qg5#
- 1...Rxh4
- 2.Qf5#
- 1...gxf6
- 2.Qf5#
- 1...Rf4
- 2.Qg5#
- 1...Rg4
- 2.Qf5#
- 1...Be3
- 2.Qf5#
- 1...Se3
- 2.Qg5#
- 1...Scd4
- 2.Qg5#
- 1...Sbd4
- 2.Rg3#
- 2.Qg5#
- 1...gxh6!
- threat
- 1.Qxc2+?
- 1...Kxf6
- 2.Qf5#
- 1...Re4!
- 1...Kxf6
- 1.Sxd5?
- Keys
- 1.Sd7!
- threat
- 2.Qxg7#
- 1...Rxf8
- 2.Sxf8#
- 1...gxh6
- 2.Qf6#
- 1...Rd4
- 2.Ra6#
- 1...Bd4
- 2.Qxc2#
- 1...Scd4
- 2.Qg2#
- 1...Sbd4
- 2.Rg3#
- 1...d4
- 2.Be4#
- threat
- 1.Sd7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 7
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(E);XP(f)
- Threat
- DUALS(2)
- Vars
- R(e);XP(D)::QAR1(B),XP(i)
- R(j);XB(H)::S(E)
- P(i);N_GUARD,XS(F)::QAR1(B)
- R(e);OGATE::R(C)
- R(e);::QAR1(B),XP(i)
- R(j);::QAR1(B),XP(i)
- B(a);S_CUTR(e)::QAB(B),XS(b)
- B(a);::QAR1(B),XP(i)
- S(b);OGATE::QAR(B)
- S(d);OGATE::R(C)
- Refutation
- R(j);XB(G)
- Try
- S(E);
- Threat
- QAR1(B),XP(i)
- Vars
- P(i);N_GUARD,XS(F)::QAR1(B)
- R(e);OGATE::R(C)
- B(a);S_CUTR(e)::QAB(B),XS(b)
- S(b);OGATE::QAR(B)
- S(d);OGATE::R(C)
- P(f);OGATE::B(G)
- Refutation
- R(j);XB(G)
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- R(e);XP(D)::QAR1(B),XP(i)
- R(j);XB(H)::S(E)
- P(i);N_GUARD,XS(F)::QAR1(B)
- R(e);OGATE::R(C)
- R(e);::QAR1(B),XP(i)
- R(j);::QAR1(B),XP(i)
- B(a);S_CUTR(e)::QAB(B),XS(b)
- B(a);::QAR1(B),XP(i)
- S(b);OGATE::QAR(B)
- S(d);OGATE::R(C)
- P(f);OGATE::B(G)
- Refutation
- R(j);XB(G)
- Try
- Q(B);
- Threat
- DUALS(2)
- Vars
- R(e);XP(D)::QAB1(B)
- P(i);XS(E)::QAB1(B)
- R(e);::QAR1(B)
- R(e);::QAB1(B)
- B(a);::QAB1(B)
- S(b);::QAR1(B)
- Refutation
- P(i);XS(F)
- Try
- Q(B);CHECK,XS(b)
- Vars
- K(h);P-FLIGHT,XS(E)::QAR1(B)
- Refutation
- R(e);P_SPINR(e)
- Try
- Actual
- S(E);
- Threat
- QAR1(B),XP(i)
- Vars
- R(j);XB(H)::S(E),XR(j)
- P(i);N_GUARD,XS(F)::QAR1(B)
- R(e);OGATE::R(C)
- B(a);S_CUTR(e)::QAB(B),XS(b)
- S(b);OGATE::QAR(B)
- S(d);OGATE::R(C)
- P(f);OGATE::B(G)
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).