MESON Chess Problem Database
Problem Display
PID: 124541 (Qn6/br4p1/1p4P1/1P6/8/4N1p1/p3K1p1/R5Bk w - - 0 1)
Molde, IS
Denken und Raten, 1931
#2
7 + 9
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rc7
- 2.Qxg2#
- 1...Rd7
- 2.Qxg2#
- 1...Re7
- 2.Qxg2#
- 1...Rf7
- 2.Qxg2#
- 1...Sa6
- 2.Qh8#
- 1...Sc6
- 2.Qh8#
- 1...Sd7
- 2.Qh8#
- 1...Rc7
- Tries
- 1.Kd2?
- 1...Rc7
- 2.Qxg2#
- 1...Re7
- 2.Qxg2#
- 1...Rf7
- 2.Qxg2#
- 1...Sa6
- 2.Qh8#
- 1...Sc6
- 2.Qh8#
- 1...Sd7
- 2.Qh8#
- 1...Rd7+!
- 1...Rc7
- 1.Kd3?
- 1...Rc7
- 2.Qxg2#
- 1...Re7
- 2.Qxg2#
- 1...Rf7
- 2.Qxg2#
- 1...Sa6
- 2.Qh8#
- 1...Sc6
- 2.Qh8#
- 1...Sd7
- 2.Qh8#
- 1...Rd7+!
- 1...Rc7
- 1.Kd2?
- Keys
- 1.Sg4!
- 1...Re7+
- 2.Be3#
- 1...Rc7
- 2.Bc5#
- 1...Rd7
- 2.Bd4#
- 1...Rf7
- 2.Bf2#
- 1...Sa6
- 2.Qh8#
- 1...Sc6
- 2.Qh8#
- 1...Sd7
- 2.Qh8#
- 1...Re7+
- 1.Sg4!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 4
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(g);OGATE,P_SPINP(c)::QAB1(G),XP(c)
- R(g);OGATE,P_PINS(D),P_SPINP(c)::QAB1(G),XP(c)
- S(i);OGATE::QAB(G)
- Tries
- Try
- K(C);P-FLIGHT
- Vars
- R(g);OGATE,P_SPINP(c)::QAB1(G),XP(c)
- S(i);OGATE::QAB(G)
- Refutation
- R(g);CHECK,P_SPINP(c)
- Try
- K(C);S_FLIGHT
- Vars
- R(g);OGATE,P_SPINP(c)::QAB1(G),XP(c)
- S(i);OGATE::QAB(G)
- Refutation
- R(g);CHECK,P_SPINP(c)
- Try
- Actual
- S(D);
- Vars
- R(g);CHECK,P_SPINP(c)::R(A)+B(B)
- R(g);P_SPINP(c)::R(A)+B(B)
- S(i);OGATE::QAB(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).