MESON Chess Problem Database
Problem Display
PID: 215668 (8/1p3R2/6p1/2p5/1PP1kP2/3n2K1/2P3p1/Q5BN w - - 0 1)
Reinhofer, Erwin
Badische Neueste Nachrichten, 1986
#2
9 + 6
| 15148 | Sadier Collection | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Sc1
- 2.Qe5#
- 1...Se1
- 2.Qe5#
- 2.Qxe1#
- 1...Sb2
- 2.Qe1#
- 1...Sf2
- 2.Qe5#
- 1...Sxb4
- 2.Qe5#
- 2.Qe1#
- 1...Sxf4
- 2.Rxf4#
- 1...Se5
- 2.Qxe5#
- 2.Qe1#
- 1...cxb4
- 2.Qd4#
- 1...b5
- 2.Qa8#
- 1...b6
- 2.Qa8#
- 1...Sc1
- Tries
- 1.Kxg2?
- threat
- 2.Sg3#
- 1...Se1+
- 2.Qxe1#
- 1...Sf2
- 2.Qe5#
- 1...Sxf4+!
- threat
- 1.Sf2+?
- 1...Sxf2
- 2.Qe5#
- 1...Ke3!
- 1...Sxf2
- 1.Re7+?
- 1...Se5
- 2.Rxe5#
- 2.Qxe5#
- 1...Kf5!
- 1...Se5
- 1.Qc3?
- threat
- 2.Qxd3#
- 2.cxd3#
- 1...Sxb4
- 2.Sf2#
- 2.Qe1#
- 2.Qe5#
- 2.Qe3#
- 2.Qf3#
- 1...Sxf4
- 2.Sf2#
- 2.Rxf4#
- 2.Qe3#
- 1...Sc1
- 2.Sf2#
- 2.Qe5#
- 2.Qe3#
- 2.Qf3#
- 1...Se1
- 2.Sf2#
- 2.Qxe1#
- 2.Qe5#
- 2.Qe3#
- 1...Sb2
- 2.Sf2#
- 2.Qe1#
- 2.Qe5#
- 2.Qe3#
- 2.Qf3#
- 1...Sf2
- 2.Sxf2#
- 2.Qe5#
- 1...Se5
- 2.Sf2#
- 2.Qe1#
- 2.Qxe5#
- 2.Qe3#
- 1...gxh1S+!
- threat
- 1.Qf6?
- threat
- 2.Qxg6#
- 1...Sxf4
- 2.Qxf4#
- 1...Sf2
- 2.Re7#
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...g5
- 2.Qf5#
- 2.Qg6#
- 1...gxh1S+!
- threat
- 1.Qg7?
- threat
- 2.Qxg6#
- 1...Sxf4
- 2.Rxf4#
- 1...Sf2
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...g5
- 2.Qg6#
- 2.Qh7#
- 1...gxh1S+!
- threat
- 1.bxc5?
- threat
- 2.Qd4#
- 1...Sf2
- 2.Qe5#
- 1...Sb2
- 2.Qe1#
- 1...gxh1S+!
- threat
- 1.Kxg2?
- Keys
- 1.Qh8!
- 1...gxh1S+
- 2.Qxh1#
- 1...Sxb4
- 2.Qe5#
- 2.Qe8#
- 1...Sxf4
- 2.Rxf4#
- 1...gxh1Q
- 2.Qxh1#
- 1...gxh1B
- 2.Qxh1#
- 1...gxh1R
- 2.Qxh1#
- 1...cxb4
- 2.Qd4#
- 1...Sf2
- 2.Qe5#
- 1...Sc1
- 2.Qe5#
- 2.Qe8#
- 1...Se1
- 2.Qe5#
- 2.Qe8#
- 1...Sb2
- 2.Qe5#
- 2.Qe8#
- 1...Se5
- 2.Qxe5#
- 1...g5
- 2.Qh7#
- 1...b5
- 2.Qa8#
- 1...b6
- 2.Qa8#
- 1...gxh1S+
- 1.Qh8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 6
- REMOVED MATES = 2
- Sets
- S(b);N_GUARD::QAR1(A)
- S(b);N_GUARD::QAR(A)
- S(b);OGATE,XP(H)::R1(I),XS(b)
- P(d);N_GUARD,XP(F)::QAR1(A)
- P(f);OGATEB::QAB(A)
- Tries
- Try
- K(E);P-FLIGHT,XP(a)
- Threat
- S(C)
- Vars
- S(b);CHECK,N_GUARD::QAR(A),XS(b)
- S(b);N_GUARD::QAR1(A)
- Refutation
- S(b);CHECK,XP(H)
- Try
- S(C);CHECK
- Vars
- S(b);XS(C)::QAR1(A)
- Refutation
- K(c);P-FLIGHT
- Try
- R(I);CHECK
- Refutation
- K(c);S_FLIGHT
- Try
- Q(A);
- Threat
- DUALS(2)
- Refutation
- P(a);CHECK,XS(C)
- Try
- Q(A);
- Threat
- QAB(A),XP(e)
- Vars
- S(b);OGATE,XP(H)::QAR1(A),XS(b)
- S(b);N_GUARD::QAR1(A),XS(b)
- Refutation
- P(a);CHECK,XS(C)
- Try
- Q(A);
- Threat
- QAB(A),XP(e)
- Vars
- S(b);OGATE,XP(H)::R1(I),XS(b)
- S(b);N_GUARD::QAR1(A)
- S(b);N_GUARD::QAR1(A),XS(b)
- Refutation
- P(a);CHECK,XS(C)
- Try
- P(F);XP(d)
- Threat
- QAR1(A)
- Vars
- S(b);N_GUARD::QAR1(A)
- S(b);N_GUARD::QAR(A)
- Refutation
- P(a);CHECK,XS(C)
- Try
- Actual
- Q(A);
- Vars
- P(a);CHECK,OGATE,XS(C)::QAB(A),XS(a)
- S(b);OGATE,XP(H)::R1(I),XS(b)
- P(a);OGATE,XS(C)::QAB(A),XQ(a)
- P(a);OGATE,XS(C)::QAB(A),XB(a)
- P(a);OGATE,XS(C)::QAB(A),XR(a)
- P(d);N_GUARD,XP(F)::QAR1(A)
- S(b);N_GUARD::QAR1(A)
- S(b);N_GUARD::QAR1(A),XS(b)
- P(e);OGATEB::QAB(A)
- P(f);OGATEB::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).