MESON Chess Problem Database
Problem Display
PID: 96764 (k6r/2PN1p2/1P1NpKp1/p7/1p6/n6n/Q2R4/8 w - - 0 1)
Tritten, Pierre
Problemesis, 2005
#2
7 + 9
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rh4
- 2.c8Q#
- 2.c8R#
- 1...Rh5
- 2.c8Q#
- 2.c8R#
- 1...Rh6
- 2.c8Q#
- 2.c8R#
- 1...Rh7
- 2.c8Q#
- 2.c8R#
- 1...Rb8
- 2.cxb8Q#
- 2.cxb8R#
- 1...Rd8
- 2.cxd8Q#
- 2.cxd8R#
- 1...Sb1
- 2.Qxa5#
- 1...Sc2
- 2.Qxa5#
- 1...e5
- 2.Qd5#
- 1...Rh4
- Tries
- 1.Sf8?
- threat
- 2.c8Q#
- 2.c8R#
- 1...Rh4
- 2.c8Q#
- 2.c8R#
- 1...Rh5
- 2.c8Q#
- 2.c8R#
- 1...Rh6
- 2.c8Q#
- 2.c8R#
- 1...Rh7
- 2.c8Q#
- 2.c8R#
- 1...Rg8
- 2.c8Q#
- 2.c8R#
- 1...Sb1
- 2.Qxa5#
- 2.c8Q#
- 2.c8R#
- 1...Sc2
- 2.Qxa5#
- 2.c8Q#
- 2.c8R#
- 1...Sc4
- 2.c8Q#
- 2.c8R#
- 1...Sb5
- 2.c8Q#
- 2.c8R#
- 1...Sg1
- 2.c8Q#
- 2.c8R#
- 1...Sf2
- 2.c8Q#
- 2.c8R#
- 1...Sf4
- 2.c8Q#
- 2.c8R#
- 1...Sg5
- 2.c8Q#
- 2.c8R#
- 1...b3
- 2.c8Q#
- 2.c8R#
- 1...a4
- 2.c8Q#
- 2.c8R#
- 1...e5
- 2.Qd5#
- 2.c8Q#
- 2.c8R#
- 1...g5
- 2.c8Q#
- 2.c8R#
- 1...Rxf8!
- threat
- 1.Qc4?
- threat
- 2.Qa6#
- 2.Qe4#
- 2.Qc6#
- 1...Rh4
- 2.Qa6#
- 2.Qc6#
- 2.c8Q#
- 2.c8R#
- 1...Rh5
- 2.Qa6#
- 2.Qc6#
- 2.c8Q#
- 2.c8R#
- 1...Rb8
- 2.Qa6#
- 2.cxb8Q#
- 2.cxb8R#
- 1...Sb5
- 2.Qe4#
- 2.Qc6#
- 1...Sf2
- 2.Qa6#
- 2.Qc6#
- 1...Sf4
- 2.Qa6#
- 2.Qc6#
- 1...Sg5
- 2.Qa6#
- 2.Qc6#
- 1...Sxc4!
- threat
- 1.Qc2?
- threat
- 2.Qe4#
- 2.Qc6#
- 1...Rh4
- 2.Qc6#
- 2.c8Q#
- 2.c8R#
- 1...Rh5
- 2.Qc6#
- 2.c8Q#
- 2.c8R#
- 1...Rb8
- 2.cxb8Q#
- 2.cxb8R#
- 1...Sc4
- 2.Qe4#
- 1...Sf2
- 2.Qc6#
- 1...Sf4
- 2.Qc6#
- 1...Sg5
- 2.Qc6#
- 1...Sxc2!
- threat
- 1.Qxa3?
- threat
- 2.Qf3#
- 2.Qxa5#
- 1...Rh4
- 2.Qxa5#
- 2.c8Q#
- 2.c8R#
- 1...Rh5
- 2.c8Q#
- 2.c8R#
- 1...Rb8
- 2.Qxa5#
- 2.cxb8Q#
- 2.cxb8R#
- 1...Sg1
- 2.Qxa5#
- 1...Sf2
- 2.Qxa5#
- 1...Sf4
- 2.Qxa5#
- 1...Sg5
- 2.Qxa5#
- 1...b3
- 2.Qxa5#
- 1...a4
- 2.Qf3#
- 2.Qxa4#
- 1...e5
- 2.Qxa5#
- 1...bxa3!
- threat
- 1.Sf8?
- Keys
- 1.Rh2!
- threat
- 2.Qg2#
- 1...Rh4
- 2.c8Q#
- 2.c8R#
- 1...Rh5
- 2.c8Q#
- 2.c8R#
- 1...Rb8
- 2.cxb8Q#
- 2.cxb8R#
- 1...Sc2
- 2.Qxa5#
- 1...Sg1
- 2.Rxh8#
- 1...Sf2
- 2.Rxh8#
- 1...Sf4
- 2.Rxh8#
- 1...Sg5
- 2.Rxh8#
- 1...e5
- 2.Qd5#
- threat
- 1.Rh2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 1
- Sets
- R(i);N_GUARD::P=Q
- R(i);N_GUARD,SBLOCK::P=Q
- R(i);OGATE::PXR(i)=Q
- S(a);OGATE,P_SPINP(d)::QAR(A),XP(d)
- P(e);N_GUARD::QAB(A)
- Tries
- Try
- S(G);
- Threat
- P=Q
- Vars
- R(i);::P=Q
- R(i);SBLOCK::P=Q
- S(a);P_SPINP(d)::P=Q
- S(b);::P=Q
- P(c);::P=Q
- P(d);::P=Q
- P(f);::P=Q
- Refutation
- R(i);XS(G)
- Try
- Q(A);
- Threat
- DUALS(3)
- Refutation
- S(a);XQ(A)
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- R(i);OGATE::PXR(i)=Q
- S(a);::QAB(A)
- S(b);::QAB(A)
- Refutation
- S(a);XQ(A)
- Try
- Q(A);P_PINP(d),XS(a)
- Threat
- DUALS(2)
- Vars
- R(i);N_GUARD::P=Q
- S(b);::QAR(A),XP(d)
- P(c);::QAR(A),XP(d)
- P(e);::QAR(A),XP(d)
- Refutation
- P(c);N_SPINP(d),XQ(A)
- Try
- Actual
- R(B);
- Threat
- QAB(A)
- Vars
- R(i);N_GUARD::P=Q
- R(i);OGATE::PXR(i)=Q
- S(a);OGATE,P_SPINP(d)::QAR(A),XP(d)
- S(b);OGATE::R(B),XR(i)
- P(e);N_GUARD::QAB(A)
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).