MESON Chess Problem Database
Problem Display
PID: 7594 (8/1R5p/4p2k/4N1pP/3R4/2p3K1/4B3/Q7 w - - 0 1)
Quack, Godfrey C
The Problemist, 1991
#2
7 + 5
SOLUTION
- SOUND
- Tries
- 1.Bd3?
- threat
- 2.Rxh7#
- 1...Kxh5
- 2.Rxh7#
- 2.Qh1#
- 1...g4!
- threat
- 1.Rd1?
- 1...c2
- 2.Sf7#
- 1...g4!
- 1...c2
- 1.Rd2?
- 1...cxd2
- 2.Sf7#
- 1...c2
- 2.Sf7#
- 1...g4!
- 1...cxd2
- 1.Rd3?
- 1...c2
- 2.Sf7#
- 1...g4!
- 1...c2
- 1.Ra4?
- 1...c2
- 2.Sf7#
- 1...g4!
- 1...c2
- 1.Rdb4?
- 1...c2
- 2.Sf7#
- 1...g4!
- 1...c2
- 1.Rc4?
- 1...c2
- 2.Sf7#
- 1...g4!
- 1...c2
- 1.Re4?
- 1...c2
- 2.Sf7#
- 1...g4!
- 1...c2
- 1.Rg4?
- 1...Kxh5
- 2.Rh4#
- 2.Rxh7#
- 2.Qh1#
- 1...c2!
- 1...Kxh5
- 1.Rh4?
- threat
- 2.Sg4#
- 1...g4
- 2.Qc1#
- 1...gxh4+!
- threat
- 1.Rd8?
- 1...c2
- 2.Sf7#
- 1...g4!
- 1...c2
- 1.Qa5?
- 1...g4
- 2.Sxg4#
- 1...c2!
- 1...g4
- 1.Bd3?
- Keys
- 1.Rd5!
- 1...exd5
- 2.Qa6#
- 1...g4
- 2.Sxg4#
- 1...c2
- 2.Sf7#
- 1...exd5
- 1.Rd5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- Tries
- Try
- B(B);
- Threat
- R1(G),XP(e)
- Refutation
- P(b);
- Try
- R(D);
- Vars
- P(a);::S(E)
- Refutation
- P(b);
- Try
- R(D);
- Vars
- P(a);XR(D)::S(E)
- P(a);::S(E)
- Refutation
- P(b);
- Try
- R(D);
- Vars
- P(a);::S(E)
- Refutation
- P(b);
- Try
- R(D);
- Vars
- P(a);::S(E)
- Refutation
- P(b);
- Try
- R(D);
- Vars
- P(a);::S(E)
- Refutation
- P(b);
- Try
- R(D);
- Vars
- P(a);::S(E)
- Refutation
- P(b);
- Try
- R(D);
- Vars
- P(a);::S(E)
- Refutation
- P(b);
- Try
- R(D);
- Refutation
- P(a);
- Try
- R(D);
- Threat
- S(E)
- Vars
- P(b);OGATEB::QAB(A)
- Refutation
- P(b);CHECK,XR(D)
- Try
- R(D);
- Vars
- P(a);::S(E)
- Refutation
- P(b);
- Try
- Q(A);
- Vars
- P(b);::S(E),XP(b)
- Refutation
- P(a);
- Try
- Actual
- R(D);
- Vars
- P(c);OGATEB,XR(D)::QAB1(A)
- P(b);::S(E),XP(b)
- P(a);::S(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).