MESON Chess Problem Database
Problem Display
PID: 129705 (3r2b1/5n2/2p5/8/B4B2/2QN4/2PP4/K1Nk3q w - - 0 1)
Rotstejn, M
Shakhmatnoe obozrenie, 1904
#2
8 + 6
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Tries
- 1.Sb2+?
- 1...Kxc1
- 2.d3#
- 2.d4#
- 1...Ke1!
- 1...Kxc1
- 1.Sf2+?
- 1...Kxc1
- 2.Qb2#
- 2.Qa3#
- 2.d3#
- 2.d4#
- 1...Ke1!
- 1...Kxc1
- 1.Qe5?
- threat
- 2.Qe2#
- 2.c3#
- 2.c4#
- 1...Sxe5
- 2.c4#
- 1...Qg2
- 2.Qe1#
- 2.c3#
- 2.c4#
- 1...Qf3
- 2.Qe1#
- 2.c3#
- 2.c4#
- 1...Qe4
- 2.c4#
- 1...Qd5
- 2.Qe1#
- 2.Qe2#
- 2.c4#
- 1...Qe1
- 2.Qxe1#
- 2.c3#
- 2.c4#
- 1...Qf1
- 2.c3#
- 2.c4#
- 1...Qh2
- 2.Qe1#
- 2.c3#
- 2.c4#
- 1...Qh5
- 2.Qe1#
- 2.Qxh5#
- 2.c3#
- 2.c4#
- 1...Qh8
- 2.c3#
- 2.c4#
- 1...Rd4
- 2.Qe2#
- 2.c4#
- 1...Ra8
- 2.Qe2#
- 1...Rb8
- 2.Qe2#
- 1...Re8
- 2.c3#
- 2.c4#
- 1...Sg5
- 2.Qe2#
- 2.c4#
- 1...Sd6
- 2.Qe2#
- 2.c4#
- 1...Sh6
- 2.Qe2#
- 2.c4#
- 1...Sh8
- 2.Qe2#
- 2.c4#
- 1...Rxd3!
- threat
- 1.Qxc6?
- threat
- 2.Qxh1#
- 2.c3#
- 2.c4#
- 1...Qh8+
- 2.c3#
- 1...Rxd3
- 2.Qxh1#
- 1...Ra8
- 2.Qxh1#
- 1...Qg2
- 2.c3#
- 2.c4#
- 1...Qf3
- 2.Qxf3#
- 2.c3#
- 2.c4#
- 1...Qe4
- 2.c4#
- 1...Qd5
- 2.c4#
- 1...Qe1
- 2.c3#
- 2.c4#
- 1...Qf1
- 2.c3#
- 2.c4#
- 1...Qg1
- 2.Qf3#
- 2.c3#
- 2.c4#
- 1...Qh2
- 2.c3#
- 2.c4#
- 1...Qh3
- 2.c3#
- 2.c4#
- 1...Qh4
- 2.Qf3#
- 2.c3#
- 2.c4#
- 1...Qh5
- 2.c3#
- 2.c4#
- 1...Qh6
- 2.Qf3#
- 2.c3#
- 2.c4#
- 1...Qh7
- 2.Qf3#
- 2.c3#
- 2.c4#
- 1...Rd4
- 2.Qxh1#
- 2.c4#
- 1...Rd5
- 2.c3#
- 2.c4#
- 1...Rb8
- 2.Qxh1#
- 1...Re8
- 2.c3#
- 2.c4#
- 1...Se5
- 2.Qxh1#
- 2.c4#
- 1...Sg5
- 2.Qxh1#
- 2.c4#
- 1...Sd6
- 2.Qxh1#
- 2.c4#
- 1...Sh6
- 2.Qxh1#
- 2.c4#
- 1...Sh8
- 2.Qxh1#
- 2.c4#
- 1...Qxc6!
- threat
- 1.Sb2+?
- Keys
- 1.Qh8!
- threat
- 2.Qxh1#
- 2.c3#
- 2.c4#
- 1...Qxh8+
- 2.c3#
- 1...Rxd3
- 2.Qxh1#
- 1...Sxh8
- 2.c4#
- 1...Ra8
- 2.Qxh1#
- 1...Qg2
- 2.c3#
- 2.c4#
- 1...Qf3
- 2.c3#
- 2.c4#
- 1...Qe4
- 2.c4#
- 1...Qd5
- 2.c4#
- 1...Qe1
- 2.c3#
- 2.c4#
- 1...Qf1
- 2.c3#
- 2.c4#
- 1...Qg1
- 2.c3#
- 2.c4#
- 1...Qh2
- 2.c3#
- 2.c4#
- 1...Qh3
- 2.c3#
- 2.c4#
- 1...Qh4
- 2.c3#
- 2.c4#
- 1...Qh5
- 2.Qxh5#
- 2.c3#
- 2.c4#
- 1...Qh6
- 2.c3#
- 2.c4#
- 1...Qh7
- 2.c3#
- 2.c4#
- 1...Rd4
- 2.Qxh1#
- 2.c4#
- 1...Rb8
- 2.Qxh1#
- 1...Re8
- 2.c3#
- 2.c4#
- 1...Bh7
- 2.c3#
- 2.c4#
- 1...Se5
- 2.Qxh1#
- 2.c4#
- 1...Sg5
- 2.Qxh1#
- 2.c4#
- 1...Sd6
- 2.Qxh1#
- 2.c4#
- 1...Sh6
- 2.c4#
- threat
- 1.Qh8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 0
- Sets
- Tries
- Try
- S(F);CHECK
- Refutation
- K(a);P-FLIGHT
- Try
- S(F);CHECK
- Refutation
- K(a);P-FLIGHT
- Try
- Q(E);
- Threat
- DUALS(3)
- Vars
- S(d);XQ(E)::B(G)+P(C)
- Q(b);::B(G)+P(C)
- R(e);P_PINB(G)::QAB1(E)
- R(e);::QAB1(E)
- Refutation
- R(e);XS(F)
- Try
- Q(E);XP(c)
- Threat
- DUALS(3)
- Vars
- Q(b);CHECK::B(G)+P(C)
- R(e);XS(F)::QAR(E),XQ(b)
- R(e);P_PINB(G)::QAR(E),XQ(b)
- Q(b);::B(G)+P(C)
- R(e);::QAR(E),XQ(b)
- Refutation
- Q(b);XQ(E)
- Try
- Actual
- Q(E);
- Threat
- DUALS(3)
- Vars
- Q(b);CHECK,XQ(E)::B(G)+P(C)
- R(e);XS(F)::QAR(E),XQ(b)
- S(d);XQ(E)::B(G)+P(C)
- R(e);P_PINB(G)::QAR(E),XQ(b)
- Q(b);::B(G)+P(C)
- R(e);::QAR(E),XQ(b)
- S(d);::B(G)+P(C)
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).