MESON Chess Problem Database
Problem Display
PID: 234758 (8/8/6p1/6r1/5Q2/3B3k/4N3/7K w - - 0 1)
Lincoln, Robert A
Kudesnik, 2015
#2
4 + 3
| 15148 | Sadier Collection | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Rg1+
- 2.Sxg1#
- 1...Rg3
- 2.Qxg3#
- 1...Rg4
- 2.Qh2#
- 1...Ra5
- 2.Sg1#
- 2.Qg3#
- 1...Rb5
- 2.Sg1#
- 2.Qg3#
- 1...Rc5
- 2.Sg1#
- 2.Qg3#
- 1...Rd5
- 2.Sg1#
- 2.Qg3#
- 1...Re5
- 2.Sg1#
- 2.Qg3#
- 1...Rf5
- 2.Sg1#
- 2.Qg3#
- 1...Rh5
- 2.Sg1#
- 2.Qg3#
- 1...Rg1+
- Tries
- 1.Bb1?
- 1...Rg1+
- 2.Sxg1#
- 1...Rg4
- 2.Qh2#
- 1...Rg3
- 2.Qxg3#
- 1...Ra5
- 2.Sg1#
- 2.Qg3#
- 1...Rb5
- 2.Sg1#
- 2.Qg3#
- 1...Rc5
- 2.Sg1#
- 2.Qg3#
- 1...Rd5
- 2.Sg1#
- 2.Qg3#
- 1...Re5
- 2.Sg1#
- 2.Qg3#
- 1...Rf5
- 2.Sg1#
- 2.Qg3#
- 1...Rh5
- 2.Sg1#
- 2.Qg3#
- 1...Rg2!
- 1...Rg1+
- 1.Bc2?
- 1...Rg1+
- 2.Sxg1#
- 1...Rg4
- 2.Qh2#
- 1...Rg3
- 2.Qxg3#
- 1...Ra5
- 2.Sg1#
- 2.Qg3#
- 1...Rb5
- 2.Sg1#
- 2.Qg3#
- 1...Rc5
- 2.Sg1#
- 2.Qg3#
- 1...Rd5
- 2.Sg1#
- 2.Qg3#
- 1...Re5
- 2.Sg1#
- 2.Qg3#
- 1...Rf5
- 2.Sg1#
- 2.Qg3#
- 1...Rh5
- 2.Sg1#
- 2.Qg3#
- 1...Rg2!
- 1...Rg1+
- 1.Bc4?
- 1...Rg1+
- 2.Sxg1#
- 1...Rg4
- 2.Qh2#
- 1...Rg3
- 2.Qxg3#
- 1...Ra5
- 2.Sg1#
- 2.Qg3#
- 1...Rb5
- 2.Sg1#
- 2.Qg3#
- 1...Rc5
- 2.Sg1#
- 2.Qg3#
- 1...Rd5
- 2.Sg1#
- 2.Qg3#
- 1...Re5
- 2.Sg1#
- 2.Qg3#
- 1...Rf5
- 2.Sg1#
- 2.Qg3#
- 1...Rh5
- 2.Sg1#
- 2.Qg3#
- 1...Rg2!
- 1...Rg1+
- 1.Bb5?
- 1...Rg1+
- 2.Sxg1#
- 1...Rxb5
- 2.Sg1#
- 2.Qg3#
- 1...Rg4
- 2.Qh2#
- 1...Rg3
- 2.Qxg3#
- 1...Rc5
- 2.Sg1#
- 2.Qg3#
- 1...Rd5
- 2.Sg1#
- 2.Qg3#
- 1...Re5
- 2.Sg1#
- 2.Qg3#
- 1...Rf5
- 2.Sg1#
- 2.Qg3#
- 1...Rh5
- 2.Sg1#
- 2.Qg3#
- 1...Rg2!
- 1...Rg1+
- 1.Bf5+?
- 1...Rg4
- 2.Qh2#
- 2.Qg3#
- 2.Qh6#
- 2.Qxg4#
- 1...Rxf5
- 2.Sg1#
- 2.Qg3#
- 1...gxf5!
- 1...Rg4
- 1.Ba6?
- 1...Rg1+
- 2.Sxg1#
- 1...Rg4
- 2.Qh2#
- 1...Rg3
- 2.Qxg3#
- 1...Ra5
- 2.Sg1#
- 2.Qg3#
- 1...Rb5
- 2.Sg1#
- 2.Qg3#
- 1...Rc5
- 2.Sg1#
- 2.Qg3#
- 1...Rd5
- 2.Sg1#
- 2.Qg3#
- 1...Re5
- 2.Sg1#
- 2.Qg3#
- 1...Rf5
- 2.Sg1#
- 2.Qg3#
- 1...Rh5
- 2.Sg1#
- 2.Qg3#
- 1...Rg2!
- 1...Rg1+
- 1.Qf3+?
- 1...Rg3
- 2.Qxg3#
- 1...Kh4!
- 1...Rg3
- 1.Bb1?
- Keys
- 1.Be4!
- 1...Rg1+
- 2.Sxg1#
- 1...Rg4
- 2.Qh2#
- 1...Rg2
- 2.Bxg2#
- 1...Rg3
- 2.Qxg3#
- 1...Ra5
- 2.Sg1#
- 2.Bg2#
- 2.Qg3#
- 1...Rb5
- 2.Sg1#
- 2.Bg2#
- 2.Qg3#
- 1...Rc5
- 2.Sg1#
- 2.Bg2#
- 2.Qg3#
- 1...Rd5
- 2.Sg1#
- 2.Bg2#
- 2.Qg3#
- 1...Re5
- 2.Sg1#
- 2.Bg2#
- 2.Qg3#
- 1...Rf5
- 2.Sg1#
- 2.Bg2#
- 2.Qg3#
- 1...Rh5
- 2.Sg1#
- 2.Bg2#
- 2.Qg3#
- 1...Rg1+
- 1.Be4!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- R(b);CHECK,N_GUARD::S(B),XR(b)
- R(b);N_GUARD::QAR1(D),XR(b)
- R(b);SBLOCK::QAR1(D)
- Tries
- Try
- B(C);
- Vars
- R(b);CHECK,N_GUARD::S(B),XR(b)
- R(b);SBLOCK::QAR1(D)
- R(b);N_GUARD::QAR1(D),XR(b)
- Refutation
- R(b);
- Try
- B(C);
- Vars
- R(b);CHECK,N_GUARD::S(B),XR(b)
- R(b);SBLOCK::QAR1(D)
- R(b);N_GUARD::QAR1(D),XR(b)
- Refutation
- R(b);
- Try
- B(C);
- Vars
- R(b);CHECK,N_GUARD::S(B),XR(b)
- R(b);SBLOCK::QAR1(D)
- R(b);N_GUARD::QAR1(D),XR(b)
- Refutation
- R(b);
- Try
- B(C);
- Vars
- R(b);CHECK,N_GUARD::S(B),XR(b)
- R(b);SBLOCK::QAR1(D)
- R(b);N_GUARD::QAR1(D),XR(b)
- Refutation
- R(b);
- Try
- B(C);CHECK
- Refutation
- P(c);XB(C)
- Try
- B(C);
- Vars
- R(b);CHECK,N_GUARD::S(B),XR(b)
- R(b);SBLOCK::QAR1(D)
- R(b);N_GUARD::QAR1(D),XR(b)
- Refutation
- R(b);
- Try
- Q(D);CHECK
- Vars
- R(b);N_GUARD,P_SPINR(b)::QAR1(D),XR(b)
- Refutation
- K(a);P-FLIGHT
- Try
- Actual
- B(C);
- Vars
- R(b);CHECK,N_GUARD::S(B),XR(b)
- R(b);SBLOCK::QAR1(D)
- R(b);N_GUARD::B(C),XR(b)
- R(b);N_GUARD::QAR1(D),XR(b)
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).