MESON Chess Problem Database
Problem Display
PID: 2863 (8/B1p5/2p5/R1n5/2N1k1K1/8/3R4/8 w - - 0 1)
von Duben, Gustaf Henrik
Source?, 1895
#2
5 + 4
| 2681 | All Change Here! | 1919 |
SOLUTION
- SOUND
- Sets
- 1...Sb3
- 2.Re5#
- 1...Sd3
- 2.Re2#
- 1...Sa4
- 2.Rd4#
- 2.Re5#
- 1...Sa6
- 2.Rd4#
- 2.Re5#
- 1...Se6
- 2.Re5#
- 1...Sb7
- 2.Rd4#
- 2.Re5#
- 1...Sd7
- 2.Rd4#
- 1...Sb3
- Tries
- 1.Kg3?
- 1...Sb3
- 2.Re5#
- 1...Sd3
- 2.Re2#
- 1...Sa4
- 2.Rd4#
- 2.Re5#
- 1...Sa6
- 2.Rd4#
- 2.Re5#
- 1...Se6
- 2.Re5#
- 1...Sb7
- 2.Rd4#
- 2.Re5#
- 1...Sd7
- 2.Rd4#
- 1...Kf5!
- 1...Sb3
- 1.Bb6?
- 1...Sb3
- 2.Re5#
- 1...Sd3
- 2.Re2#
- 1...Sa4
- 2.Rd4#
- 2.Re5#
- 1...Sa6
- 2.Rd4#
- 2.Re5#
- 1...Se6
- 2.Re5#
- 1...Sb7
- 2.Rd4#
- 2.Re5#
- 1...Sd7
- 2.Rd4#
- 1...cxb6!
- 1...Sb3
- 1.Rd3?
- 1...Sxd3
- 2.Sd2#
- 1...Sb3
- 2.Re3#
- 1...Sa4
- 2.Re3#
- 2.Rd4#
- 1...Sa6
- 2.Re3#
- 2.Rd4#
- 1...Se6
- 2.Re3#
- 1...Sb7
- 2.Re3#
- 2.Rd4#
- 1...Sd7
- 2.Re3#
- 2.Rd4#
- 1...Kxd3!
- 1...Sxd3
- 1.Rd6?
- 1...Sb3
- 2.Re5#
- 1...Sd3
- 2.Sd2#
- 2.Rd4#
- 1...Sa4
- 2.Sd2#
- 2.Re5#
- 2.Rd4#
- 1...Sa6
- 2.Sd2#
- 2.Re5#
- 2.Rd4#
- 1...Se6
- 2.Sd2#
- 2.Re5#
- 1...Sb7
- 2.Sd2#
- 2.Re5#
- 2.Rd4#
- 1...Sd7
- 2.Sd2#
- 2.Rd4#
- 1...cxd6!
- 1...Sb3
- 1.Rd7?
- 1...Sb3
- 2.Re5#
- 1...Sd3
- 2.Sd2#
- 2.Rd4#
- 1...Sa4
- 2.Sd2#
- 2.Re5#
- 2.Rd4#
- 1...Sa6
- 2.Sd2#
- 2.Re5#
- 2.Rd4#
- 1...Se6
- 2.Sd2#
- 2.Re5#
- 1...Sb7
- 2.Sd2#
- 2.Re5#
- 2.Rd4#
- 1...Sxd7!
- 1...Sb3
- 1.Rd8?
- 1...Sb3
- 2.Re5#
- 1...Sd3
- 2.Sd2#
- 2.Rd4#
- 1...Sa4
- 2.Sd2#
- 2.Re5#
- 2.Rd4#
- 1...Sa6
- 2.Sd2#
- 2.Re5#
- 2.Rd4#
- 1...Se6
- 2.Sd2#
- 2.Re5#
- 1...Sb7
- 2.Sd2#
- 2.Re5#
- 2.Rd4#
- 1...Sd7!
- 1...Sb3
- 1.Rb5?
- 1...Sb3
- 2.Re5#
- 1...Sd3
- 2.Re2#
- 1...Sa4
- 2.Rd4#
- 2.Re5#
- 1...Sa6
- 2.Rd4#
- 2.Re5#
- 1...Se6
- 2.Re5#
- 1...Sb7
- 2.Rd4#
- 2.Re5#
- 1...Sd7
- 2.Rd4#
- 1...cxb5!
- 1...Sb3
- 1.Kg3?
- Keys
- 1.Rd1!
- 1...Sb3
- 2.Re5#
- 1...Sd3
- 2.Sd2#
- 1...Sa4
- 2.Rd4#
- 2.Re5#
- 1...Sa6
- 2.Rd4#
- 2.Re5#
- 1...Se6
- 2.Re5#
- 1...Sb7
- 2.Rd4#
- 2.Re5#
- 1...Sd7
- 2.Rd4#
- 1...Sb3
- 1.Rd1!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(b);OGATE::R1(D)
- S(b);SBLOCK::R(A)
- S(b);::R1(A)
- Tries
- Try
- K(C);P-FLIGHT
- Vars
- S(b);OGATE::R1(D)
- S(b);SBLOCK::R(A)
- S(b);::R1(A)
- Refutation
- K(a);P_SPINS(b),S_FLIGHT
- Try
- B(E);
- Vars
- S(b);OGATE::R1(D)
- S(b);SBLOCK::R(A)
- S(b);::R1(A)
- Refutation
- P(d);XB(E)
- Try
- R(A);
- Vars
- S(b);SBLOCK,XR(A)::S(B)
- S(b);::R1(A)
- Refutation
- K(a);S_FLIGHT,XR(A)
- Try
- R(A);
- Vars
- S(b);OGATE::R1(D)
- Refutation
- P(d);XR(A)
- Try
- R(A);
- Vars
- S(b);OGATE::R1(D)
- Refutation
- S(b);XR(A)
- Try
- R(A);
- Vars
- S(b);OGATE::R1(D)
- Refutation
- S(b);
- Try
- R(D);
- Vars
- S(b);OGATE::R1(D)
- S(b);SBLOCK::R(A)
- S(b);::R1(A)
- Refutation
- P(c);XR(D)
- Try
- Actual
- R(A);
- Vars
- S(b);OGATE::R1(D)
- S(b);SBLOCK::S(B)
- S(b);::R1(A)
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).