MESON Chess Problem Database
Problem Display
PID: 196929 (Q3b3/3p1k1p/2pB2pP/3p2P1/4N1P1/K7/8/8 w - - 0 1)
Weisert, Otto
Mitteilungsblatt des Deutschen Arbeiter-Schachbundes, 1919
#2
7 + 7
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Ke6
- 2.Qxe8#
- 1...Kg8
- 2.Qxe8#
- 1...c5
- 2.Qxd5#
- 1...Ke6
- Tries
- 1.Kb4?
- 1...Ke6
- 2.Qxe8#
- 1...Kg8
- 2.Qxe8#
- 1...dxe4
- 2.Qa2#
- 1...d4
- 2.Qa2#
- 1...c5+!
- 1...Ke6
- 1.Sc5?
- 1...Kg8
- 2.Qxe8#
- 1...d4!
- 1...Kg8
- 1.Qb8?
- 1...Ke6
- 2.Qxe8#
- 1...Kg8
- 2.Qxe8#
- 1...dxe4
- 2.Qb3#
- 1...d4
- 2.Qb3#
- 1...c5!
- 1...Ke6
- 1.Kb4?
- Keys
- 1.Kb2!
- 1...Ke6
- 2.Qxe8#
- 1...Kg8
- 2.Qxe8#
- 1...dxe4
- 2.Qa2#
- 1...d4
- 2.Qa2#
- 1...c5
- 2.Qxd5#
- 1...Ke6
- 1.Kb2!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- K(e);S_FLIGHT::QAR2(G),XB(g)
- K(e);P_SPINB(g),S_FLIGHT::QAR2(G),XB(g)
- P(b);OGATE::QAB(G),XP(a)
- Tries
- Try
- K(A);S_FLIGHT
- Vars
- K(e);S_FLIGHT::QAR2(G),XB(g)
- K(e);P_SPINB(g),S_FLIGHT::QAR2(G),XB(g)
- P(a);OGATEB,XS(B)::QAB(G)
- P(a);OGATEB::QAB(G)
- Refutation
- P(b);CHECK
- Try
- S(B);
- Vars
- K(e);P_SPINB(g),S_FLIGHT::QAR2(G),XB(g)
- Refutation
- P(a);
- Try
- Q(G);
- Vars
- K(e);S_FLIGHT::QAR2(G),XB(g)
- K(e);P_SPINB(g),S_FLIGHT::QAR2(G),XB(g)
- P(a);OGATEB,XS(B)::QAB(G)
- P(a);OGATEB::QAB(G)
- Refutation
- P(b);
- Try
- Actual
- K(A);S_FLIGHT
- Vars
- K(e);S_FLIGHT::QAR2(G),XB(g)
- K(e);P_SPINB(g),S_FLIGHT::QAR2(G),XB(g)
- P(a);OGATEB,XS(B)::QAB(G)
- P(a);OGATEB::QAB(G)
- P(b);OGATE::QAB(G),XP(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).