MESON Chess Problem Database
Problem Display
PID: 158499 (4N3/2R5/2p1k1P1/2n5/2PbrpK1/2BQ1N2/8/8 w - - 0 1)
Rosolak, Wladislaw
Il Due Mosse, 1954
#2
8 + 6
| 15148 | Sadier Collection | 2016 |
SOLUTION
- SOUND
- Sets
- 1...Re1
- 2.Qf5#
- 1...Re2
- 2.Qf5#
- 1...Re3
- 2.Qf5#
- 1...Re5
- 2.Sxd4#
- 1...Bg1
- 2.Sg5#
- 2.Sg7#
- 2.Qd6#
- 1...Bf2
- 2.Sg5#
- 2.Sg7#
- 2.Qd6#
- 1...Bxc3
- 2.Qd6#
- 1...Be3
- 2.Sg5#
- 2.Sg7#
- 2.Qd6#
- 1...Be5
- 2.Sg5#
- 1...Bf6
- 2.Qd6#
- 1...Bg7
- 2.Sg5#
- 2.Sxg7#
- 2.Qd6#
- 1...Bh8
- 2.Sg5#
- 2.Qd6#
- 1...Re1
- Tries
- 1.Sxd4+?
- 1...Rxd4
- 2.Qf5#
- 1...Ke5!
- 1...Rxd4
- 1.Qxe4+?
- 1...Be5
- 2.Sd4#
- 2.Sg5#
- 2.Qf5#
- 2.Qxe5#
- 1...Sxe4!
- 1...Be5
- 1.Qxd4?
- threat
- 2.Sg5#
- 2.Sg7#
- 2.Qf6#
- 2.Qd6#
- 1...Sd7
- 2.Qd6#
- 2.Qxd7#
- 1...Re5
- 2.Qxe5#
- 2.Qd6#
- 1...Sb7
- 2.Sg5#
- 2.Sg7#
- 2.Qf6#
- 2.Qxe4#
- 2.Qd7#
- 1...Rxd4!
- threat
- 1.g7?
- threat
- 2.g8Q#
- 2.g8B#
- 1...Bxc3
- 2.Qd6#
- 2.g8Q#
- 2.g8B#
- 1...Bxg7
- 2.Sg5#
- 2.Sxg7#
- 2.Qd6#
- 1...Sxd3
- 2.g8Q#
- 2.g8B#
- 1...Sb3
- 2.g8Q#
- 2.g8B#
- 1...Re1
- 2.Qf5#
- 2.g8Q#
- 2.g8B#
- 1...Re2
- 2.Qf5#
- 2.g8Q#
- 2.g8B#
- 1...Re3
- 2.Qf5#
- 2.g8Q#
- 2.g8B#
- 1...Re5
- 2.Sxd4#
- 2.Qg6#
- 2.g8Q#
- 2.g8B#
- 1...Bg1
- 2.Sg5#
- 2.Qd6#
- 2.g8Q#
- 2.g8B#
- 1...Bf2
- 2.Sg5#
- 2.Qd6#
- 2.g8Q#
- 2.g8B#
- 1...Be3
- 2.Sg5#
- 2.Qd6#
- 2.g8Q#
- 2.g8B#
- 1...Be5
- 2.Sg5#
- 2.g8Q#
- 2.g8B#
- 1...Bf6
- 2.Qd6#
- 2.g8Q#
- 2.g8B#
- 1...Sa4
- 2.g8Q#
- 2.g8B#
- 1...Sa6
- 2.g8Q#
- 2.g8B#
- 1...Sb7
- 2.g8Q#
- 2.g8B#
- 1...Sd7!
- threat
- 1.Sxd4+?
- Keys
- 1.Bb4!
- 1...Sxd3
- 2.Re7#
- 1...Re1
- 2.Qf5#
- 1...Re2
- 2.Qf5#
- 1...Re3
- 2.Qf5#
- 1...Re5
- 2.Sxd4#
- 1...Ba1
- 2.Qd6#
- 1...Bg1
- 2.Qd6#
- 1...Bb2
- 2.Qd6#
- 1...Bf2
- 2.Qd6#
- 1...Bc3
- 2.Qd6#
- 1...Be3
- 2.Qd6#
- 1...Be5
- 2.Sg5#
- 1...Bf6
- 2.Qd6#
- 1...Bg7
- 2.Qd6#
- 1...Bh8
- 2.Qd6#
- 1...Sb3
- 2.Re7#
- 1...Sa4
- 2.Re7#
- 1...Sa6
- 2.Re7#
- 1...Sb7
- 2.Re7#
- 1...Sd7
- 2.Rxc6#
- 1...Sxd3
- 1.Bb4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 13
- REMOVED MATES = 0
- Sets
- R(b);OGATE::QAB1(B)
- R(b);N_GUARD,SBLOCK::S(C),XB(a)
- B(a);OGATE,XB(A)::QAR1(B)
- B(a);::S(C)
- B(a);OGATE::QAR1(B)
- Tries
- Try
- S(C);CHECK,XB(a)
- Vars
- R(b);OGATE,XS(C)::QAB1(B)
- Refutation
- K(f);P-FLIGHT
- Try
- Q(B);CHECK,XR(b)
- Refutation
- S(d);XQ(B)
- Try
- Q(B);XB(a)
- Threat
- DUALS(4)
- Refutation
- R(b);XQ(B)
- Try
- P(F);
- Threat
- P=Q
- Vars
- S(d);XQ(B)::P=Q
- S(d);::P=Q
- Refutation
- S(d);
- Try
- Actual
- B(A);
- Vars
- S(d);XQ(B)::R1(G)
- R(b);OGATE::QAB1(B)
- R(b);N_GUARD,SBLOCK::S(C),XB(a)
- B(a);OGATE::QAR1(B)
- B(a);SBLOCK::S(C)
- S(d);::R1(G)
- S(d);SBLOCK::R(G),XP(e)
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).