MESON Chess Problem Database
Problem Display
PID: 95561 (8/8/p6K/Q7/3NN3/3n1n2/8/3k4 w - - 0 1)
Mach, Julius Zdenek
Leipziger Zeitung, 1926
#2
4 + 4
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Kc1
- 2.Qa1#
- 1...Sc1
- 2.Sf2#
- 1...Sde1
- 2.Qa1#
- 1...Sb2
- 2.Qa1#
- 1...Sf2
- 2.Qa1#
- 1...Sb4
- 2.Qa1#
- 1...Sf4
- 2.Qa1#
- 1...Sc5
- 2.Qa1#
- 1...Sde5
- 2.Qa1#
- 1...Sfe1
- 2.Qd2#
- 1...Sg1
- 2.Qd2#
- 1...Sd2
- 2.Qxd2#
- 1...Sh2
- 2.Qd2#
- 1...Sxd4
- 2.Qd2#
- 1...Sh4
- 2.Qd2#
- 1...Sfe5
- 2.Qd2#
- 1...Sg5
- 2.Qd2#
- 1...Kc1
- Tries
- 1.Kh5?
- 1...Kc1
- 2.Qa1#
- 1...Sxd4
- 2.Qd2#
- 1...Sb4
- 2.Qa1#
- 1...Sd2
- 2.Qxd2#
- 1...Sc1
- 2.Sf2#
- 1...Sde1
- 2.Qa1#
- 1...Sb2
- 2.Qa1#
- 1...Sf2
- 2.Qa1#
- 1...Sc5
- 2.Qa1#
- 1...Sde5
- 2.Qa1#
- 1...Sfe1
- 2.Qd2#
- 1...Sg1
- 2.Qd2#
- 1...Sh2
- 2.Qd2#
- 1...Sh4
- 2.Qd2#
- 1...Sfe5
- 2.Qd2#
- 1...Sg5
- 2.Qd2#
- 1...Sf4+!
- 1...Kc1
- 1.Kh7?
- 1...Kc1
- 2.Qa1#
- 1...Sxd4
- 2.Qd2#
- 1...Sb4
- 2.Qa1#
- 1...Sd2
- 2.Qxd2#
- 1...Sc1
- 2.Sf2#
- 1...Sde1
- 2.Qa1#
- 1...Sb2
- 2.Qa1#
- 1...Sf2
- 2.Qa1#
- 1...Sf4
- 2.Qa1#
- 1...Sc5
- 2.Qa1#
- 1...Sde5
- 2.Qa1#
- 1...Sfe1
- 2.Qd2#
- 1...Sg1
- 2.Qd2#
- 1...Sh2
- 2.Qd2#
- 1...Sh4
- 2.Qd2#
- 1...Sfe5
- 2.Qd2#
- 1...Sg5+!
- 1...Kc1
- 1.Qc3?
- 1...Sxd4
- 2.Qd2#
- 1...Sd2
- 2.Qxd2#
- 1...Sc1
- 2.Sf2#
- 1...Sde1
- 2.Sf2#
- 2.Qa1#
- 1...Sb2
- 2.Sf2#
- 1...Sf2
- 2.Sxf2#
- 2.Qa1#
- 1...Sb4
- 2.Sf2#
- 2.Qa1#
- 1...Sf4
- 2.Sf2#
- 2.Qa1#
- 1...Sc5
- 2.Sf2#
- 2.Qa1#
- 1...Sde5
- 2.Sf2#
- 2.Qa1#
- 1...Sfe1
- 2.Qd2#
- 1...Sg1
- 2.Qd2#
- 1...Sh2
- 2.Qd2#
- 1...Sh4
- 2.Qd2#
- 1...Sfe5
- 2.Qd2#
- 1...Sg5
- 2.Qd2#
- 1...a5!
- 1...Sxd4
- 1.Qa4+?
- 1...Kc1
- 2.Qc2#
- 2.Qa1#
- 1...Ke1!
- 1...Kc1
- 1.Kh5?
- Keys
- 1.Kg7!
- 1...Kc1
- 2.Qa1#
- 1...Sxd4
- 2.Qd2#
- 1...Sb4
- 2.Qa1#
- 1...Sd2
- 2.Qxd2#
- 1...Sc1
- 2.Sf2#
- 1...Sde1
- 2.Qa1#
- 1...Sb2
- 2.Qa1#
- 1...Sf2
- 2.Qa1#
- 1...Sf4
- 2.Qa1#
- 1...Sc5
- 2.Qa1#
- 1...Sde5
- 2.Qa1#
- 1...Sfe1
- 2.Qd2#
- 1...Sg1
- 2.Qd2#
- 1...Sh2
- 2.Qd2#
- 1...Sh4
- 2.Qd2#
- 1...Sfe5
- 2.Qd2#
- 1...Sg5
- 2.Qd2#
- 1...Kc1
- 1.Kg7!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- K(a);P-FLIGHT::QAR2(C)
- S(b);N_GUARD,SBLOCK::S(B)
- S(b);N_GUARD,SBLOCK::QAR(C)
- S(b);N_GUARD::QAR(C)
- S(c);N_GUARD::QAR1(C)
- S(c);N_GUARD::QAR1(C),XS(c)
- S(c);N_GUARD,XS(A)::QAR1(C)
- Tries
- Try
- K(D);P-FLIGHT
- Vars
- K(a);P-FLIGHT::QAR2(C)
- S(c);N_GUARD,XS(A)::QAR1(C)
- S(b);N_GUARD::QAR(C)
- S(c);N_GUARD::QAR1(C),XS(c)
- S(b);N_GUARD,SBLOCK::S(B)
- S(b);N_GUARD,SBLOCK::QAR(C)
- S(c);N_GUARD::QAR1(C)
- Refutation
- S(b);CHECK
- Try
- K(D);P-FLIGHT
- Vars
- K(a);P-FLIGHT::QAR2(C)
- S(c);N_GUARD,XS(A)::QAR1(C)
- S(b);N_GUARD::QAR(C)
- S(c);N_GUARD::QAR1(C),XS(c)
- S(b);N_GUARD,SBLOCK::S(B)
- S(b);N_GUARD,SBLOCK::QAR(C)
- S(c);N_GUARD::QAR1(C)
- Refutation
- S(c);CHECK
- Try
- Q(C);
- Vars
- S(c);N_GUARD,XS(A)::QAR1(C)
- S(c);N_GUARD::QAR1(C),XS(c)
- S(b);N_GUARD::S(B)
- S(c);N_GUARD::QAR1(C)
- Refutation
- P(d);
- Try
- Q(C);CHECK
- Refutation
- K(a);P-FLIGHT
- Try
- Actual
- K(D);S_FLIGHT
- Vars
- K(a);P-FLIGHT::QAR2(C)
- S(c);N_GUARD,XS(A)::QAR1(C)
- S(b);N_GUARD::QAR(C)
- S(c);N_GUARD::QAR1(C),XS(c)
- S(b);N_GUARD,SBLOCK::S(B)
- S(b);N_GUARD,SBLOCK::QAR(C)
- S(c);N_GUARD::QAR1(C)
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).