MESON Chess Problem Database
Problem Display
PID: 159297 (3R3K/2N1NR1p/r3B3/b3k3/1p5B/1p1PP1P1/3n4/5r1b w - - 0 1)
Ahues, Herbert Siegfried Oskar
Schakend Nederland, 1963
#2
10 + 9
| 15148 | Sadier Collection | 2016 |
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Bf6#
- 2.Rf5#
- 1...Rb1
- 2.Bf6#
- 2.Rf5#
- 1...Rc1
- 2.Bf6#
- 2.Rf5#
- 1...Rd1
- 2.Bf6#
- 2.Rf5#
- 1...Re1
- 2.Bf6#
- 2.Rf5#
- 1...Rg1
- 2.Bf6#
- 2.Rf5#
- 1...Rf3
- 2.Rd5#
- 1...Rf4
- 2.exf4#
- 2.gxf4#
- 1...Rf5
- 2.Rxf5#
- 1...Rf6
- 2.Bxf6#
- 1...Bf3
- 2.Bf6#
- 2.Rf5#
- 1...Be4
- 2.d4#
- 1...Bd5
- 2.Rxd5#
- 1...Sf3
- 2.Bf6#
- 2.Rf5#
- 2.Rd5#
- 1...Se4
- 2.Rd5#
- 2.d4#
- 1...h5
- 2.Sg6#
- 1...h6
- 2.Sg6#
- 1...Ra1
- Tries
- 1.Bf5?
- threat
- 2.d4#
- 1...Rxf5
- 2.Rxf5#
- 1...Rf4
- 2.exf4#
- 2.gxf4#
- 1...Bb6
- 2.Bf6#
- 1...Sf3
- 2.Rd5#
- 1...Rd6!
- threat
- 1.Rf4?
- threat
- 2.Bf6#
- 2.d4#
- 1...Rxf4
- 2.exf4#
- 2.gxf4#
- 1...Rxe6
- 2.d4#
- 1...Rd6
- 2.Bf6#
- 1...Bb6
- 2.Bf6#
- 1...Sf3
- 2.Bf6#
- 2.Re4#
- 2.Rf5#
- 2.Rd5#
- 1...Se4
- 2.Rd5#
- 2.d4#
- 1...Bxc7!
- threat
- 1.Bf5?
- Keys
- 1.Bd5!
- threat
- 2.d4#
- 1...Bxd5
- 2.Rxd5#
- 1...Rf4
- 2.gxf4#
- 1...Bb6
- 2.Sc6#
- 1...Sf3
- 2.Rf5#
- threat
- 1.Bd5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 6
- Sets
- R(a);S_CUTB(b)::R1(I)
- R(a);N_GUARD::R1(H),XR(a)
- R(a);N_GUARD::B(D),XR(a)
- B(b);SBLOCK::P(A)
- B(b);N_GUARD::R1(I),XB(b)
- P(i);N_GUARD::S(G)
- Tries
- Try
- B(E);
- Threat
- P(A)
- Vars
- R(a);OGATE,XB(E)::R1(H),XR(a)
- B(f);S_CUTR(h)::B(D)
- S(c);S_CUTB(b)::R1(I)
- Refutation
- R(h);
- Try
- R(H);
- Threat
- DUALS(2)
- Vars
- R(h);XB(E)::P(A)
- R(h);::B(D)
- B(f);::B(D)
- Refutation
- B(f);XS(F)
- Try
- Actual
- B(E);
- Threat
- P(A)
- Vars
- B(b);OGATE,XB(E)::R1(I),XB(b)
- R(a);OGATE::P(C),XR(a)
- B(f);S_CUTR(h)::S(G)
- S(c);S_CUTR(a)::R1(H)
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).