MESON Chess Problem Database
Problem Display
PID: 227668 (8/1N6/2p2p2/1p1p1B2/ppk2Pp1/3R1nR1/1PN1P3/K4n2 w - - 0 1)
Ianovcic, Anatole Felix
Brisbane Courier, 1926
#2
9 + 10
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...S1d2
- 2.Se3#
- 1...S1h2
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Sxg3
- 2.Se3#
- 1...Se1
- 2.Rd4#
- 1...Sg1
- 2.Rd4#
- 1...S3d2
- 2.Rd4#
- 1...S3h2
- 2.Rd4#
- 1...Sd4
- 2.Rxd4#
- 1...Sh4
- 2.Rd4#
- 1...Se5
- 2.Rd4#
- 1...Sg5
- 2.Rd4#
- 1...a3
- 2.b3#
- 1...b3
- 2.Rc3#
- 1...d4
- 2.Be6#
- 1...c5
- 2.Sa5#
- 2.Sd6#
- 1...S1d2
- Tries
- 1.Ka2?
- 1...Sxg3
- 2.Se3#
- 1...d4
- 2.Be6#
- 1...S1d2
- 2.Se3#
- 1...S1h2
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Se1
- 2.Rd4#
- 1...Sg1
- 2.Rd4#
- 1...S3d2
- 2.Rd4#
- 1...S3h2
- 2.Rd4#
- 1...Sd4
- 2.Rxd4#
- 1...Sh4
- 2.Rd4#
- 1...Se5
- 2.Rd4#
- 1...Sg5
- 2.Rd4#
- 1...a3
- 2.b3#
- 1...c5
- 2.Sa5#
- 2.Sd6#
- 1...b3+!
- 1...Sxg3
- 1.Bxg4?
- 1...Sxg3
- 2.Se3#
- 1...d4
- 2.Be6#
- 1...S1d2
- 2.Se3#
- 1...S1h2
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Se1
- 2.Rd4#
- 1...Sg1
- 2.Rd4#
- 1...S3d2
- 2.Rd4#
- 1...S3h2
- 2.Rd4#
- 1...Sd4
- 2.Rxd4#
- 1...Sh4
- 2.Rd4#
- 1...Se5
- 2.Rd4#
- 1...Sg5
- 2.Rd4#
- 1...a3
- 2.b3#
- 1...b3
- 2.Rc3#
- 1...c5
- 2.Sa5#
- 2.Sd6#
- 1...f5!
- 1...Sxg3
- 1.Be6?
- 1...Sxg3
- 2.Se3#
- 1...S1d2
- 2.Se3#
- 1...S1h2
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Se1
- 2.Rd4#
- 1...Sg1
- 2.Rd4#
- 1...S3d2
- 2.Rd4#
- 1...S3h2
- 2.Rd4#
- 1...Sd4
- 2.Rxd4#
- 1...Sh4
- 2.Rd4#
- 1...Se5
- 2.Rd4#
- 1...Sg5
- 2.Rd4#
- 1...a3
- 2.b3#
- 1...b3
- 2.Rc3#
- 1...c5
- 2.Sa5#
- 2.Sd6#
- 2.Bxd5#
- 1...f5!
- 1...Sxg3
- 1.Bg6?
- 1...Sxg3
- 2.Se3#
- 1...d4
- 2.Bf7#
- 1...S1d2
- 2.Se3#
- 1...S1h2
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Se1
- 2.Rd4#
- 1...Sg1
- 2.Rd4#
- 1...S3d2
- 2.Rd4#
- 1...S3h2
- 2.Rd4#
- 1...Sd4
- 2.Rxd4#
- 1...Sh4
- 2.Rd4#
- 1...Se5
- 2.Rd4#
- 1...Sg5
- 2.Rd4#
- 1...a3
- 2.b3#
- 1...b3
- 2.Rc3#
- 1...c5
- 2.Sa5#
- 2.Sd6#
- 1...f5!
- 1...Sxg3
- 1.Bd7?
- 1...Sxg3
- 2.Se3#
- 1...d4
- 2.Be6#
- 1...S1d2
- 2.Se3#
- 1...S1h2
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Se1
- 2.Rd4#
- 1...Sg1
- 2.Rd4#
- 1...S3d2
- 2.Rd4#
- 1...S3h2
- 2.Rd4#
- 1...Sd4
- 2.Rxd4#
- 1...Sh4
- 2.Rd4#
- 1...Se5
- 2.Rd4#
- 1...Sg5
- 2.Rd4#
- 1...a3
- 2.b3#
- 1...b3
- 2.Rc3#
- 1...c5
- 2.Sa5#
- 2.Sd6#
- 1...f5!
- 1...Sxg3
- 1.Bh7?
- 1...Sxg3
- 2.Se3#
- 1...d4
- 2.Bg8#
- 1...S1d2
- 2.Se3#
- 1...S1h2
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Se1
- 2.Rd4#
- 1...Sg1
- 2.Rd4#
- 1...S3d2
- 2.Rd4#
- 1...S3h2
- 2.Rd4#
- 1...Sd4
- 2.Rxd4#
- 1...Sh4
- 2.Rd4#
- 1...Se5
- 2.Rd4#
- 1...Sg5
- 2.Rd4#
- 1...a3
- 2.b3#
- 1...b3
- 2.Rc3#
- 1...c5
- 2.Sa5#
- 2.Sd6#
- 1...f5!
- 1...Sxg3
- 1.Bc8?
- 1...Sxg3
- 2.Se3#
- 1...d4
- 2.Be6#
- 1...S1d2
- 2.Se3#
- 1...S1h2
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Se1
- 2.Rd4#
- 1...Sg1
- 2.Rd4#
- 1...S3d2
- 2.Rd4#
- 1...S3h2
- 2.Rd4#
- 1...Sd4
- 2.Rxd4#
- 1...Sh4
- 2.Rd4#
- 1...Se5
- 2.Rd4#
- 1...Sg5
- 2.Rd4#
- 1...a3
- 2.b3#
- 1...b3
- 2.Rc3#
- 1...c5
- 2.Sa5#
- 2.Sd6#
- 1...f5!
- 1...Sxg3
- 1.Rd4+?
- 1...Kb3
- 2.Sa5#
- 2.Sc5#
- 2.Rxb4#
- 1...Sxd4!
- 1...Kb3
- 1.Rgxf3?
- threat
- 2.Rd4#
- 1...d4
- 2.Be6#
- 2.Rxd4#
- 1...Se3
- 2.Sxe3#
- 1...c5
- 2.Sa5#
- 2.Sd6#
- 1...gxf3!
- threat
- 1.Ka2?
- Keys
- 1.Rb3!
- threat
- 2.Rxb4#
- 1...Kxb3
- 2.Sa5#
- 1...axb3
- 2.Bd3#
- 1...d4
- 2.Be6#
- 1...c5
- 2.Sa5#
- threat
- 1.Rb3!
FEATURES
- Static
- TYPE = BLOCK_THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 14
- Sets
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
- S(a);N_GUARD,XR(F)::S(C)
- S(b);N_GUARD::R1(E)
- S(b);N_GUARD::R1(E),XS(b)
- P(c);N_GUARD::P(B)
- P(d);N_GUARD::R1(E)
- P(h);OGATEB::B(H)
- Tries
- Try
- K(A);P-FLIGHT
- Vars
- S(a);N_GUARD,XR(F)::S(C)
- P(h);OGATEB::B(H)
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
- S(b);N_GUARD::R1(E)
- S(b);N_GUARD::R1(E),XS(b)
- P(c);N_GUARD::P(B)
- Refutation
- P(d);CHECK
- Try
- B(H);XP(f)
- Vars
- S(a);N_GUARD,XR(F)::S(C)
- P(h);OGATEB::B(H)
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
- S(b);N_GUARD::R1(E)
- S(b);N_GUARD::R1(E),XS(b)
- P(c);N_GUARD::P(B)
- P(d);N_GUARD::R1(E)
- Refutation
- P(j);
- Try
- B(H);P_PINP(h)
- Vars
- S(a);N_GUARD,XR(F)::S(C)
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
- S(b);N_GUARD::R1(E)
- S(b);N_GUARD::R1(E),XS(b)
- P(c);N_GUARD::P(B)
- P(d);N_GUARD::R1(E)
- Refutation
- P(j);
- Try
- B(H);
- Vars
- S(a);N_GUARD,XR(F)::S(C)
- P(h);OGATEB::B(H)
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
- S(b);N_GUARD::R1(E)
- S(b);N_GUARD::R1(E),XS(b)
- P(c);N_GUARD::P(B)
- P(d);N_GUARD::R1(E)
- Refutation
- P(j);
- Try
- B(H);
- Vars
- S(a);N_GUARD,XR(F)::S(C)
- P(h);OGATEB::B(H)
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
- S(b);N_GUARD::R1(E)
- S(b);N_GUARD::R1(E),XS(b)
- P(c);N_GUARD::P(B)
- P(d);N_GUARD::R1(E)
- Refutation
- P(j);
- Try
- B(H);
- Vars
- S(a);N_GUARD,XR(F)::S(C)
- P(h);OGATEB::B(H)
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
- S(b);N_GUARD::R1(E)
- S(b);N_GUARD::R1(E),XS(b)
- P(c);N_GUARD::P(B)
- P(d);N_GUARD::R1(E)
- Refutation
- P(j);
- Try
- B(H);
- Vars
- S(a);N_GUARD,XR(F)::S(C)
- P(h);OGATEB::B(H)
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
- S(b);N_GUARD::R1(E)
- S(b);N_GUARD::R1(E),XS(b)
- P(c);N_GUARD::P(B)
- P(d);N_GUARD::R1(E)
- Refutation
- P(j);
- Try
- R(E);CHECK
- Refutation
- S(b);XR(E)
- Try
- R(F);XS(b)
- Threat
- R1(E)
- Vars
- S(a);N_GUARD::S(C),XS(a)
- Refutation
- P(f);XR(F)
- Try
- Actual
- R(E);
- Threat
- R1(E),XP(d)
- Vars
- K(e);P_SPINS(b),S_FLIGHT,XR(E)::S(I)
- P(c);SBLOCK,XR(E)::B(H)
- P(h);OGATEB::B(H)
- P(i);SBLOCK::S(I)
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).