MESON Chess Problem Database
Problem Display
PID: 246011 (q7/BPP1p3/1nNRB3/1Nkp3p/P5RK/3P3p/1n6/2r5 w - - 0 1)
Svitek, Miroslav
Mat Plus, 2007
#2
11 + 9
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Sc4
- 2.d4#
- 1...d4
- 2.Rg5#
- 1...Sc4
- Tries
- 1.Rc4+?
- 1...Sxc4
- 2.d4#
- 1...dxc4
- 2.d4#
- 1...Rxc4+!
- 1...Sxc4
- 1.bxa8Q?
- threat
- 2.Rxd5#
- 1...d4
- 2.Rg5#
- 2.Rd5#
- 1...exd6!
- threat
- 1.bxa8B?
- threat
- 2.Rxd5#
- 1...d4
- 2.Rg5#
- 2.Rd5#
- 1...exd6!
- threat
- 1.Rc4+?
- Keys
- 1.Sb8!
- threat
- 2.Sa6#
- 2.Sd7#
- 2.Bxb6#
- 2.Rxd5#
- 2.Rc6#
- 2.c8Q#
- 2.c8R#
- 1...Qxb7
- 2.Sd7#
- 1...Qxa7
- 2.Rc6#
- 1...Qxb8
- 2.Bxb6#
- 1...Sxd3
- 2.Sa6#
- 2.Sd7#
- 2.Bxb6#
- 2.Rxd5#
- 2.Rc6#
- 2.c8Q#
- 2.c8R#
- 1...Sxa4
- 2.Rxd5#
- 1...hxg4
- 2.Sa6#
- 1...exd6
- 2.c8Q#
- 2.c8R#
- 1...Rc4
- 2.Sa6#
- 1...Sc4
- 2.Sa6#
- 1...d4
- 2.Sa6#
- 1...Ra1
- 2.Sa6#
- 2.Sd7#
- 2.Bxb6#
- 2.Rxd5#
- 2.Rc6#
- 2.c8Q#
- 2.c8R#
- 1...Rb1
- 2.Sa6#
- 2.Sd7#
- 2.Bxb6#
- 2.Rxd5#
- 2.Rc6#
- 2.c8Q#
- 2.c8R#
- 1...Rd1
- 2.Sa6#
- 2.Sd7#
- 2.Bxb6#
- 2.Rxd5#
- 2.Rc6#
- 2.c8Q#
- 2.c8R#
- 1...Re1
- 2.Sa6#
- 2.Sd7#
- 2.Bxb6#
- 2.Rxd5#
- 2.Rc6#
- 2.c8Q#
- 2.c8R#
- 1...Rf1
- 2.Sa6#
- 2.Sd7#
- 2.Bxb6#
- 2.Rxd5#
- 2.Rc6#
- 2.c8Q#
- 2.c8R#
- 1...Rg1
- 2.Sa6#
- 2.Sd7#
- 2.Bxb6#
- 2.Rxd5#
- 2.Rc6#
- 2.c8Q#
- 2.c8R#
- 1...Rh1
- 2.Sa6#
- 2.Sd7#
- 2.Bxb6#
- 2.Rxd5#
- 2.Rc6#
- 2.c8Q#
- 2.c8R#
- 1...Rc2
- 2.Sa6#
- 2.Sd7#
- 2.Bxb6#
- 2.Rxd5#
- 2.Rc6#
- 2.c8Q#
- 2.c8R#
- 1...Rc3
- 2.Sa6#
- 2.Sd7#
- 2.Bxb6#
- 2.Rxd5#
- 2.Rc6#
- 2.c8Q#
- 2.c8R#
- 1...Sd1
- 2.Sa6#
- 2.Sd7#
- 2.Bxb6#
- 2.Rxd5#
- 2.Rc6#
- 2.c8Q#
- 2.c8R#
- 1...h2
- 2.Sa6#
- 2.Sd7#
- 2.Bxb6#
- 2.Rxd5#
- 2.Rc6#
- 2.c8Q#
- 2.c8R#
- threat
- 1.Sb8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 6
- REMOVED MATES = 0
- Sets
- S(b);SBLOCK::P(A)
- P(e);OGATEB::R(C)
- Tries
- Try
- R(C);CHECK
- Vars
- S(b);SBLOCK,XR(C)::P(A)
- P(e);XR(C)::P(A)
- Refutation
- R(a);CHECK,XR(C)
- Try
- P(J);XQ(i)
- Threat
- R1(G),XP(e)
- Refutation
- P(h);XR(G)
- Try
- P(J);XQ(i)
- Threat
- R1(G),XP(e)
- Refutation
- P(h);XR(G)
- Try
- Actual
- S(F);
- Threat
- DUALS(7)
- Vars
- Q(i);XP(J)::S(F)
- Q(i);N_SPINS(g),XB(I)::R1(G)
- Q(i);XS(F)::B(I),XS(g)
- S(b);XP(B)::R1(G),XP(e)
- P(f);XR(C)::S(F)
- P(h);XR(G)::P=Q
- R(a);P_PINR(C)::S(F)
- S(b);::S(F)
- P(e);::S(F)
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).