MESON Chess Problem Database
Problem Display
PID: 187812 (8/8/4p3/2Qb2p1/2B1k1N1/6K1/8/8 w - - 0 1)
Mach, Julius Zdenek
Zlata Praha, 1909
#2
4 + 4
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Kf5
- 2.Bd3#
- 1...Bxc4
- 2.Sf2#
- 1...Bc6
- 2.Sf2#
- 2.Sf6#
- 2.Qe5#
- 1...Bb7
- 2.Sf2#
- 2.Sf6#
- 2.Qe5#
- 1...Ba8
- 2.Sf2#
- 2.Sf6#
- 2.Qe5#
- 1...Kf5
- Tries
- 1.Bf1?
- 1...Kf5
- 2.Bd3#
- 1...Ba2
- 2.Sf2#
- 2.Sf6#
- 2.Qe5#
- 1...Bb3
- 2.Sf2#
- 2.Sf6#
- 2.Qe5#
- 1...Bc4
- 2.Sf2#
- 2.Sf6#
- 2.Qe5#
- 1...Bc6
- 2.Sf2#
- 2.Sf6#
- 2.Qe5#
- 1...Bb7
- 2.Sf2#
- 2.Sf6#
- 2.Qe5#
- 1...Ba8
- 2.Sf2#
- 2.Sf6#
- 2.Qe5#
- 1...e5!
- 1...Kf5
- 1.Ba2?
- threat
- 2.Bb1#
- 1...Kf5
- 2.Bb1#
- 1...Bxa2
- 2.Sf2#
- 1...Bb3
- 2.Sf2#
- 1...Bc4
- 2.Sf2#
- 1...Kd3!
- threat
- 1.Be2?
- 1...Kf5
- 2.Bd3#
- 1...Ba2
- 2.Sf2#
- 2.Sf6#
- 2.Qe5#
- 1...Bb3
- 2.Sf2#
- 2.Sf6#
- 2.Qe5#
- 1...Bc4
- 2.Sf2#
- 2.Sf6#
- 2.Qe5#
- 1...Bc6
- 2.Sf2#
- 2.Sf6#
- 2.Qe5#
- 1...Bb7
- 2.Sf2#
- 2.Sf6#
- 2.Qe5#
- 1...Ba8
- 2.Sf2#
- 2.Sf6#
- 2.Qe5#
- 1...e5!
- 1...Kf5
- 1.Bb5?
- 1...Kf5
- 2.Bd3#
- 1...Ba2
- 2.Sf2#
- 2.Sf6#
- 2.Qe5#
- 1...Bb3
- 2.Sf2#
- 2.Sf6#
- 2.Qe5#
- 1...Bc4
- 2.Sf2#
- 1...Bc6
- 2.Sf2#
- 2.Sf6#
- 2.Qe5#
- 1...Bb7
- 2.Sf2#
- 2.Sf6#
- 2.Qe5#
- 1...Ba8
- 2.Sf2#
- 2.Sf6#
- 2.Qe5#
- 1...e5!
- 1...Kf5
- 1.Ba6?
- 1...Kf5
- 2.Bd3#
- 1...Ba2
- 2.Sf2#
- 2.Sf6#
- 2.Qe5#
- 1...Bb3
- 2.Sf2#
- 2.Sf6#
- 2.Qe5#
- 1...Bc4
- 2.Sf2#
- 1...Bc6
- 2.Sf2#
- 2.Sf6#
- 2.Qe5#
- 1...Bb7
- 2.Sf2#
- 2.Sf6#
- 2.Qe5#
- 1...Ba8
- 2.Sf2#
- 2.Sf6#
- 2.Qe5#
- 1...e5!
- 1...Kf5
- 1.Bf1?
- Keys
- 1.Bb3!
- threat
- 2.Bc2#
- 1...Kd3
- 2.Qe3#
- 1...Kf5
- 2.Bc2#
- 1...Bxb3
- 2.Sf2#
- 1...Bc4
- 2.Sf2#
- threat
- 1.Bb3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- K(a);P_SPINB(b),S_FLIGHT::B(B)
- B(b);XB(B)::S(C)
- Tries
- Try
- B(B);
- Vars
- K(a);P_SPINB(b),S_FLIGHT::B(B)
- Refutation
- P(d);
- Try
- B(B);
- Threat
- B(B)
- Vars
- K(a);P_SPINB(b),S_FLIGHT::B(B)
- B(b);XB(B)::S(C)
- B(b);::S(C)
- Refutation
- K(a);S_FLIGHT
- Try
- B(B);
- Vars
- K(a);P_SPINB(b),S_FLIGHT::B(B)
- Refutation
- P(d);
- Try
- B(B);
- Vars
- K(a);P_SPINB(b),S_FLIGHT::B(B)
- B(b);::S(C)
- Refutation
- P(d);
- Try
- B(B);
- Vars
- K(a);P_SPINB(b),S_FLIGHT::B(B)
- B(b);::S(C)
- Refutation
- P(d);
- Try
- Actual
- B(B);
- Threat
- B(B)
- Vars
- K(a);S_FLIGHT::QAR1(D)
- K(a);P_SPINB(b),S_FLIGHT::B(B)
- B(b);XB(B)::S(C)
- B(b);::S(C)
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).