MESON Chess Problem Database
Problem Display
PID: 231608 (2n3n1/1p1Np3/1p2Rp1p/pR3P1P/P1kp4/K1p5/P1B5/8 w - - 0 1)
Hochberger, Alfred
Ujsag, 1927
#2
9 + 11
| 6490 | yacpdb | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Sd6
- 2.Sxb6#
- 1...Sa7
- 2.Sxb6#
- 1...d3
- 2.Re4#
- 1...Sd6
- Tries
- 1.Bb1?
- 1...d3
- 2.Re4#
- 1...Sd6
- 2.Sxb6#
- 1...Sa7
- 2.Sxb6#
- 1...c2!
- 1...d3
- 1.Rb4+?
- 1...Kd5
- 2.Bb3#
- 2.Be4#
- 1...axb4+!
- 1...Kd5
- 1.Re3?
- threat
- 2.Bb3#
- 2.Bd3#
- 1...d3
- 2.Re4#
- 1...dxe3!
- threat
- 1.Ree5?
- 1...fxe5
- 2.Sxe5#
- 1...d3
- 2.Re4#
- 1...Sd6
- 2.Sxb6#
- 1...Sa7
- 2.Sxb6#
- 1...e6!
- 1...fxe5
- 1.Rxe7?
- 1...Scxe7
- 2.Sxb6#
- 1...d3
- 2.Re4#
- 1...Sd6
- 2.Sxb6#
- 1...Sa7
- 2.Sxb6#
- 1...Sgxe7!
- 1...Scxe7
- 1.Bb1?
- Keys
- 1.Rd5!
- 1...Kxd5
- 2.Bb3#
- 1...Sd6
- 2.Sxb6#
- 1...Sa7
- 2.Sxb6#
- 1...d3
- 2.Bb3#
- 1...b5
- 2.Rc5#
- 1...Kxd5
- 1.Rd5!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- S(j);N_GUARD::S(I),XP(e)
- P(c);OGATEB::R(H)
- Tries
- Try
- B(B);
- Vars
- P(c);OGATEB::R(H)
- S(j);N_GUARD::S(I),XP(e)
- Refutation
- P(a);
- Try
- R(E);CHECK
- Refutation
- P(d);CHECK,XR(E)
- Try
- R(H);
- Threat
- DUALS(2)
- Vars
- P(c);OGATEB::R(H)
- Refutation
- P(c);XR(H)
- Try
- R(H);
- Vars
- P(f);XR(H)::S(I),XP(f)
- P(c);OGATEB::R(H)
- S(j);N_GUARD::S(I),XP(e)
- Refutation
- P(i);
- Try
- R(H);XP(i)
- Vars
- S(j);N_GUARD,XR(H)::S(I),XP(e)
- P(c);OGATEB::R(H)
- S(j);N_GUARD::S(I),XP(e)
- Refutation
- S(k);XR(H)
- Try
- Actual
- R(E);
- Vars
- K(b);S_FLIGHT,XR(E)::B(B)
- S(j);N_GUARD::S(I),XP(e)
- P(c);::B(B)
- P(e);N_GUARD::R1(E)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
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