MESON Chess Problem Database
Problem Display
PID: 935 (6r1/1q2p3/Bp6/8/5Q2/7p/1K3Bkp/7b w - - 0 1)
Lincoln, Robert A
The Problemist Supplement, 1993
#2
4 + 8
| 5454 | Near Snap | 2014 |
SOLUTION
- SOUND
- Sets
- 1...Rg3
- 2.Qxg3#
- 1...Ra8
- 2.Qg3#
- 1...Rb8
- 2.Qg3#
- 1...Rc8
- 2.Qg3#
- 1...Rd8
- 2.Qg3#
- 1...Re8
- 2.Qg3#
- 1...Rf8
- 2.Qg3#
- 1...Rh8
- 2.Qg3#
- 1...Rg3
- Tries
- 1.Be1?
- threat
- 2.Qf1#
- 2.Qf2#
- 1...Kg1
- 2.Qf1#
- 2.Qf2#
- 1...Qxa6
- 2.Qf2#
- 1...Rf8
- 2.Qg3#
- 2.Qg4#
- 1...b5
- 2.Qf2#
- 1...Qf3!
- threat
- 1.Be3?
- threat
- 2.Bf1#
- 2.Bxb7#
- 2.Qf2#
- 1...Qxa6
- 2.Qf2#
- 1...Qe4
- 2.Bf1#
- 2.Qf2#
- 1...Qd5
- 2.Bf1#
- 2.Qf2#
- 1...Qc6
- 2.Bf1#
- 2.Qf2#
- 1...Qa8
- 2.Bf1#
- 2.Qf2#
- 1...Qc8
- 2.Bf1#
- 2.Qf2#
- 1...Qa7
- 2.Bf1#
- 2.Qf2#
- 1...Qc7
- 2.Bf1#
- 2.Qf2#
- 1...Qd7
- 2.Bf1#
- 2.Qf2#
- 1...Qb8
- 2.Bf1#
- 2.Qf2#
- 1...Rg3
- 2.Bf1#
- 2.Qf1#
- 2.Qf2#
- 1...Rg5
- 2.Bf1#
- 2.Qf2#
- 1...Rg6
- 2.Bf1#
- 2.Qf2#
- 1...Rb8
- 2.Bf1#
- 2.Qf2#
- 2.Qg4#
- 1...Rc8
- 2.Bf1#
- 2.Qf2#
- 2.Qg4#
- 1...Rd8
- 2.Bf1#
- 2.Qf2#
- 2.Qg4#
- 1...Rf8
- 2.Bf1#
- 2.Bxb7#
- 2.Qg4#
- 1...b5
- 2.Bxb7#
- 2.Qf2#
- 1...e5
- 2.Bf1#
- 2.Qf2#
- 1...Qf3!
- threat
- 1.Bd4?
- threat
- 2.Bf1#
- 2.Bxb7#
- 2.Qf2#
- 1...Qxa6
- 2.Qf2#
- 1...Qe4
- 2.Bf1#
- 2.Qf2#
- 1...Qd5
- 2.Bf1#
- 2.Qf2#
- 1...Qc6
- 2.Bf1#
- 2.Qf2#
- 1...Qa8
- 2.Bf1#
- 2.Qf2#
- 1...Qc8
- 2.Bf1#
- 2.Qf2#
- 1...Qa7
- 2.Bf1#
- 2.Qf2#
- 1...Qc7
- 2.Bf1#
- 2.Qf2#
- 1...Qd7
- 2.Bf1#
- 2.Qf2#
- 1...Qb8
- 2.Bf1#
- 2.Qf2#
- 1...Rg3
- 2.Bf1#
- 2.Qf1#
- 2.Qf2#
- 1...Rg5
- 2.Bf1#
- 2.Qf2#
- 1...Rg6
- 2.Bf1#
- 2.Qf2#
- 1...Rb8
- 2.Bf1#
- 2.Qf2#
- 2.Qg4#
- 1...Rc8
- 2.Bf1#
- 2.Qf2#
- 2.Qg4#
- 1...Rd8
- 2.Bf1#
- 2.Qf2#
- 2.Qg4#
- 1...Rf8
- 2.Bf1#
- 2.Bxb7#
- 2.Qg4#
- 1...b5
- 2.Bxb7#
- 2.Qf2#
- 1...e5
- 2.Bf1#
- 2.Qf2#
- 1...Qf3!
- threat
- 1.Bh4?
- threat
- 2.Qf1#
- 2.Qf2#
- 1...Kg1
- 2.Qf1#
- 2.Qf2#
- 1...Qxa6
- 2.Qf2#
- 1...Rg3
- 2.Qxg3#
- 2.Qf1#
- 1...Rf8
- 2.Qg3#
- 2.Qg4#
- 1...b5
- 2.Qf2#
- 1...Qf3!
- threat
- 1.Be1?
- Keys
- 1.Bg1!
- threat
- 2.Qf2#
- 1...Kxg1
- 2.Qf1#
- 1...hxg1Q
- 2.Bxb7#
- 1...hxg1S
- 2.Bf1#
- 1...hxg1B
- 2.Bf1#
- 2.Bxb7#
- 1...hxg1R
- 2.Bxb7#
- 1...Qf3
- 2.Qxh2#
- 1...Rf8
- 2.Qg4#
- threat
- 1.Bg1!
Anticipated by 153071(1936)
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 5
- REMOVED MATES = 7
- Sets
- R(h);N_GUARD::QAR1(C),XR(h)
- R(h);N_GUARD::QAR1(C)
- Tries
- Try
- B(B);
- Threat
- DUALS(2)
- Vars
- Q(f);XB(D)::QAR1(C)
- P(e);::QAR1(C)
- Refutation
- Q(f);
- Try
- B(B);
- Threat
- DUALS(3)
- Vars
- Q(f);XB(D)::QAR1(C)
- Refutation
- Q(f);
- Try
- B(B);
- Threat
- DUALS(3)
- Vars
- Q(f);XB(D)::QAR1(C)
- Refutation
- Q(f);
- Try
- B(B);
- Threat
- DUALS(2)
- Vars
- Q(f);XB(D)::QAR1(C)
- P(e);::QAR1(C)
- Refutation
- Q(f);
- Try
- Actual
- B(B);
- Threat
- QAR1(C)
- Vars
- K(b);P-FLIGHT,XB(B)::QAR1(C)
- P(c);SBLOCK,XB(B)::B(D),XQ(f)
- P(c);SBLOCK,XB(B)::B(D)
- Q(f);SBLOCK::QAR1(C),XP(c)
- R(h);N_GUARD::QAR2(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).