MESON Chess Problem Database
Problem Display
PID: 154892 (8/B7/5NBp/8/7P/2PPprQp/1pK1krpN/1RnR1bn1 w - - 0 1)
Rosner, Eugene David
5th Comm., Die Schwalbe, 2014
#2
11 + 11
| 145 | StrateGems | 2016 |
SOLUTION
- SOUND
- Sets
- 1...Rf4
- 2.Qxe3#
- 1...Rf5
- 2.Qxe3#
- 1...Rxf6
- 2.Qxe3#
- 1...Sa2
- 2.Re1#
- 1...Sb3
- 2.Re1#
- 1...Sxd3
- 2.Bxd3#
- 1...Rf4
- Tries
- 1.Sxf3?
- threat
- 2.Sxg1#
- 2.Sd4#
- 2.Re1#
- 1...Rxf3
- 2.Re1#
- 2.Qe1#
- 1...Sxd3
- 2.Sxg1#
- 2.Sd4#
- 2.Bxd3#
- 1...Sb3
- 2.Sxg1#
- 2.Re1#
- 1...h2
- 2.Sd4#
- 2.Re1#
- 1...Sxf3!
- threat
- 1.Bh5?
- 1...Sa2
- 2.Re1#
- 1...Sb3
- 2.Re1#
- 1...Sxd3!
- 1...Sa2
- 1.Qg4?
- 1...Sxd3
- 2.Bxd3#
- 1...Sa2
- 2.Re1#
- 1...Sb3
- 2.Re1#
- 1...h5!
- 1...Sxd3
- 1.h5?
- 1...Rxf6
- 2.Qxe3#
- 1...Sxd3
- 2.Bxd3#
- 1...Rf4
- 2.Qxe3#
- 1...Rf5
- 2.Qxe3#
- 1...Sa2
- 2.Re1#
- 1...Sb3
- 2.Re1#
- 1...Rxg3!
- 1...Rxf6
- 1.Sxf3?
- Keys
- 1.Sh5!
- 1...Rxg3
- 2.Sxg3#
- 1...Sxd3
- 2.Bxd3#
- 1...Rf4
- 2.Qxe3#
- 1...Rf5
- 2.Qxe3#
- 1...Rf6
- 2.Qxe3#
- 1...Rf7
- 2.Qxe3#
- 1...Rf8
- 2.Qxe3#
- 1...Sa2
- 2.Re1#
- 1...Sb3
- 2.Re1#
- 1...Rxg3
- 1.Sh5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- R(i);OGATE::QAR1(G),XP(h)
- R(i);OGATE,XS(I)::QAR1(G),XP(h)
- S(a);::R1(B)
- S(a);OGATE,XP(F)::B(J),XS(a)
- Tries
- Try
- S(D);XR(i)
- Threat
- DUALS(3)
- Refutation
- S(c);XS(D)
- Try
- B(J);P_PINR(i)
- Vars
- S(a);::R1(B)
- Refutation
- S(a);XP(F)
- Try
- Q(G);P_PINR(i)
- Vars
- S(a);OGATE,XP(F)::B(J),XS(a)
- S(a);::R1(B)
- Refutation
- P(k);
- Try
- P(H);
- Vars
- R(i);OGATE,XS(I)::QAR1(G),XP(h)
- S(a);OGATE,XP(F)::B(J),XS(a)
- R(i);OGATE::QAR1(G),XP(h)
- S(a);::R1(B)
- Refutation
- R(i);XQ(G)
- Try
- Actual
- S(I);
- Vars
- R(i);XQ(G)::S(I),XR(i)
- S(a);OGATE,XP(F)::B(J),XS(a)
- R(i);OGATE::QAR1(G),XP(h)
- S(a);::R1(B)
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).