MESON Chess Problem Database
Problem Display
PID: 45733 (q5n1/3Rb3/5N2/2pbk3/1N4B1/1n2K3/8/7Q w - - 0 1)
Kosovac, Adi
StrateGems, 2002
#2
6 + 7
SOLUTION
- SOUND
- Sets
- 1...Bxf6
- 2.Sd3#
- 2.Qh2#
- 1...Sa5
- 2.Qa1#
- 1...Sxf6
- 2.Sd3#
- 2.Qh2#
- 1...Bxf6
- Tries
- 1.Sbxd5?
- threat
- 2.Qe4#
- 2.Qh2#
- 2.Qh5#
- 1...Bxf6
- 2.Qe4#
- 2.Qh2#
- 1...Sxf6
- 2.Qh2#
- 1...Qa2
- 2.Qe4#
- 2.Qh5#
- 1...Qa4
- 2.Qh5#
- 1...Qe8
- 2.Qe4#
- 2.Qh2#
- 1...Sd2
- 2.Qh2#
- 2.Qh5#
- 1...Sd4
- 2.Qe4#
- 2.Qh2#
- 1...Sh6
- 2.Qe4#
- 2.Qh2#
- 1...Qxd5!
- threat
- 1.Sh5?
- threat
- 2.Sd3#
- 2.Qh2#
- 1...Bxh1
- 2.Sd3#
- 1...cxb4
- 2.Qh2#
- 1...Qa2
- 2.Sd3#
- 2.Rxd5#
- 2.Qxd5#
- 1...Qa6
- 2.Rxd5#
- 2.Qxd5#
- 2.Qh2#
- 1...Qf8
- 2.Sd3#
- 2.Rxd5#
- 2.Qxd5#
- 1...Bc4
- 2.Qh2#
- 1...Be4
- 2.Qh2#
- 1...Bh4
- 2.Sd3#
- 1...Sc1
- 2.Qh2#
- 1...c4
- 2.Qh2#
- 1...Bg5+!
- threat
- 1.Sh7?
- threat
- 2.Sd3#
- 2.Qh2#
- 1...Bxh1
- 2.Sd3#
- 1...cxb4
- 2.Qh2#
- 1...Qa2
- 2.Sd3#
- 2.Rxd5#
- 2.Qxd5#
- 1...Qa6
- 2.Rxd5#
- 2.Qxd5#
- 2.Qh2#
- 1...Qf8
- 2.Sd3#
- 2.Rxd5#
- 2.Qxd5#
- 1...Bc4
- 2.Qh2#
- 1...Be4
- 2.Qh2#
- 1...Bh4
- 2.Sd3#
- 1...Sc1
- 2.Qh2#
- 1...c4
- 2.Qh2#
- 1...Bg5+!
- threat
- 1.Qf3?
- threat
- 2.Sd3#
- 2.Qf4#
- 2.Qf5#
- 1...cxb4
- 2.Qf4#
- 2.Qf5#
- 1...Qa6
- 2.Rxd5#
- 2.Qf4#
- 2.Qf5#
- 1...Bc4
- 2.Qf4#
- 2.Qf5#
- 1...Be4
- 2.Qf4#
- 1...Be6
- 2.Sd3#
- 2.Qf4#
- 1...Sc1
- 2.Qf4#
- 2.Qf5#
- 1...Sd4
- 2.Sd3#
- 2.Qf4#
- 1...Sh6
- 2.Sd3#
- 2.Qf4#
- 1...c4
- 2.Qf4#
- 2.Qf5#
- 1...Bxf3!
- threat
- 1.Qf1?
- threat
- 2.Sd3#
- 2.Qf4#
- 2.Qf5#
- 1...cxb4
- 2.Qf4#
- 2.Qf5#
- 1...Qa6
- 2.Rxd5#
- 2.Qf4#
- 2.Qf5#
- 1...Bc4
- 2.Qf4#
- 2.Qf5#
- 1...Be4
- 2.Qf4#
- 1...Be6
- 2.Sd3#
- 2.Qf4#
- 1...Sc1
- 2.Qf4#
- 2.Qf5#
- 1...Sd4
- 2.Sd3#
- 2.Qf4#
- 1...Sh6
- 2.Sd3#
- 2.Qf4#
- 1...c4
- 2.Qf4#
- 2.Qf5#
- 1...Bf3!
- threat
- 1.Qh4?
- threat
- 2.Sd3#
- 2.Qg5#
- 1...Bxf6
- 2.Sd3#
- 2.Qg3#
- 2.Qh2#
- 1...cxb4
- 2.Qg5#
- 1...Qa6
- 2.Rxd5#
- 2.Qg5#
- 1...Bc4
- 2.Qg5#
- 1...Be6
- 2.Sd3#
- 1...Sc1
- 2.Qg5#
- 1...Sd4
- 2.Sd3#
- 1...Sh6
- 2.Sd3#
- 1...c4
- 2.Qg5#
- 1...Be4!
- threat
- 1.Qh6?
- threat
- 2.Sd3#
- 2.Qf4#
- 2.Qg5#
- 1...Bxf6
- 2.Sd3#
- 2.Qf4#
- 2.Qh2#
- 1...cxb4
- 2.Qf4#
- 2.Qg5#
- 1...Be4
- 2.Qf4#
- 1...Qa6
- 2.Rxd5#
- 2.Qf4#
- 2.Qg5#
- 1...Bc4
- 2.Qf4#
- 2.Qg5#
- 1...Be6
- 2.Sd3#
- 2.Qf4#
- 1...Sc1
- 2.Qf4#
- 2.Qg5#
- 1...Sd4
- 2.Sd3#
- 2.Qf4#
- 1...c4
- 2.Qf4#
- 2.Qg5#
- 1...Sxh6!
- threat
- 1.Sbxd5?
- Keys
- 1.Rd6!
- threat
- 2.Qh2#
- 1...Kxd6
- 2.Qh2#
- 1...Bxh1
- 2.Re6#
- 1...Bxd6
- 2.Sd7#
- 1...Be6
- 2.Rxe6#
- 1...Qa2
- 2.Qxd5#
- threat
- 1.Rd6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 1
- Sets
- S(a);N_GUARD,S_CUTQ(f)::QAB(A)
- Tries
- Try
- S(C);XB(c)
- Threat
- DUALS(3)
- Vars
- S(g);XS(E)::QAB(A)
- Q(f);::QAR(A)
- Refutation
- Q(f);XS(C)
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- B(c);XQ(A)::S(C)
- P(b);XS(C)::QAB(A)
- B(c);::QAB(A)
- B(e);::S(C)
- S(a);::QAB(A)
- P(b);::QAB(A)
- Refutation
- B(e);CHECK
- Try
- S(E);
- Threat
- DUALS(2)
- Vars
- B(c);XQ(A)::S(C)
- P(b);XS(C)::QAB(A)
- B(c);::QAB(A)
- B(e);::S(C)
- S(a);::QAB(A)
- P(b);::QAB(A)
- Refutation
- B(e);CHECK
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- B(c);::QAB1(A)
- Refutation
- B(c);XQ(A)
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- B(c);::QAB1(A)
- Refutation
- B(c);
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- P(b);XS(C)::QAR2(A)
- B(c);::QAR2(A)
- B(c);::S(C)
- S(a);::QAR2(A)
- S(a);::S(C)
- S(g);::S(C)
- P(b);::QAR2(A)
- Refutation
- B(c);
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- B(c);::QAB1(A)
- Refutation
- S(g);XQ(A)
- Try
- Actual
- R(F);
- Threat
- QAB(A)
- Vars
- K(d);S_FLIGHT,XR(F)::QAB(A)
- B(c);N_GUARD,XQ(A)::R1(F)
- B(e);SBLOCK,XR(F)::S(E)
- B(c);N_GUARD::R1(F),XB(c)
- Q(f);N_GUARD::QAR1(A),XB(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).