MESON Chess Problem Database
Problem Display
PID: 120889 (4k1bq/1NpNPrbp/2p2p1p/2P2P1Q/3R4/3P4/4p3/4K3 w - - 0 1)
Wrobel, Marian
Revista Romana de Sah, 1947
#2
9 + 11
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Kxe7
- 2.Qxe2#
- 1...Bf8
- 2.exf8Q#
- 1...Kxe7
- Tries
- 1.Kxe2?
- 1...Bf8
- 2.exf8Q#
- 1...Kxe7!
- 1...Bf8
- 1.Sa5?
- 1...Bf8
- 2.exf8Q#
- 1...Kxe7!
- 1...Bf8
- 1.Sd8?
- 1...Bf8
- 2.exf8Q#
- 1...Kxe7!
- 1...Bf8
- 1.Rd5?
- 1...Kxe7
- 2.Qxe2#
- 1...Bf8
- 2.exf8Q#
- 1...cxd5!
- 1...Kxe7
- 1.Rd6?
- 1...Kxe7
- 2.Qxe2#
- 1...Bf8
- 2.exf8Q#
- 1...cxd6!
- 1...Kxe7
- 1.Kxe2?
- Keys
- 1.Re4!
- 1...Kxd7
- 2.e8Q#
- 1...Bf8
- 2.exf8S#
- 1...Kxd7
- 1.Re4!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- K(i);N_SPINR(f),OGATEB,P-FLIGHT,XP(I)::QAR(F),XP(a)
- B(g);OGATE::PXB(g)=Q
- Tries
- Try
- K(A);P-FLIGHT,XP(a)
- Vars
- B(g);OGATE::PXB(g)=Q
- Refutation
- K(i);N_SPINR(f),P-FLIGHT,XP(I)
- Try
- S(G);
- Vars
- B(g);OGATE::PXB(g)=Q
- Refutation
- K(i);N_SPINR(f),P-FLIGHT,XP(I)
- Try
- S(G);
- Vars
- B(g);OGATE::PXB(g)=Q
- Refutation
- K(i);N_SPINR(f),P-FLIGHT,XP(I)
- Try
- R(C);
- Vars
- K(i);N_SPINR(f),OGATEB,P-FLIGHT,XP(I)::QAR(F),XP(a)
- B(g);OGATE::PXB(g)=Q
- Refutation
- P(b);XR(C)
- Try
- R(C);
- Vars
- K(i);N_SPINR(f),OGATEB,P-FLIGHT,XP(I)::QAR(F),XP(a)
- B(g);OGATE::PXB(g)=Q
- Refutation
- P(e);XR(C)
- Try
- Actual
- R(C);
- Vars
- K(i);N_SPINR(f),OGATE,S_FLIGHT,XS(H)::P=Q
- B(g);OGATE::PXB(g)=S
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).