MESON Chess Problem Database
Problem Display
PID: 197378 (8/N1p5/2Pkb1P1/7Q/3pR3/3p4/3K4/8 w - - 0 1)
van Eelde, Antonie Clarus Johannes
Haagsche Courant, 1899
#2
6 + 5
SOLUTION
- SOUND
- Sets
- 1...Ba2
- 2.Qe5#
- 1...Bb3
- 2.Qe5#
- 1...Bh3
- 2.Qe5#
- 1...Bc4
- 2.Qe5#
- 1...Bg4
- 2.Qe5#
- 1...Bd7
- 2.Qe5#
- 1...Bf7
- 2.Qe5#
- 1...Bc8
- 2.Qe5#
- 1...Bg8
- 2.Qe5#
- 1...Ba2
- Tries
- 1.Qa5?
- 1...Ba2
- 2.Qe5#
- 1...Bb3
- 2.Qe5#
- 1...Bh3
- 2.Qe5#
- 1...Bc4
- 2.Qe5#
- 1...Bg4
- 2.Qe5#
- 1...Bd5
- 2.Qb4#
- 2.Qa3#
- 1...Bf5
- 2.Qe5#
- 1...Bd7
- 2.Qe5#
- 1...Bf7
- 2.Qe5#
- 1...Bc8
- 2.Qe5#
- 1...Bg8
- 2.Qe5#
- 1...Ke7!
- 1...Ba2
- 1.Qb5?
- 1...Ba2
- 2.Sc8#
- 2.Qe5#
- 1...Bb3
- 2.Sc8#
- 2.Qe5#
- 1...Bh3
- 2.Qe5#
- 1...Bc4
- 2.Sc8#
- 2.Qe5#
- 1...Bg4
- 2.Qe5#
- 1...Bd5
- 2.Sc8#
- 2.Qb4#
- 1...Bf5
- 2.Qe5#
- 1...Bd7
- 2.Qe5#
- 1...Bf7
- 2.Sc8#
- 2.Qe5#
- 1...Bc8
- 2.Sxc8#
- 2.Qe5#
- 1...Bg8
- 2.Sc8#
- 2.Qe5#
- 1...Ke7!
- 1...Ba2
- 1.Qg5?
- 1...Bd5
- 2.Qe7#
- 1...Ba2
- 2.Qe5#
- 1...Bb3
- 2.Qe5#
- 1...Bh3
- 2.Qe5#
- 1...Bc4
- 2.Qe5#
- 1...Bg4
- 2.Qe5#
- 1...Bd7
- 2.Qe5#
- 1...Bf7
- 2.Qe5#
- 1...Bc8
- 2.Qe5#
- 1...Bg8
- 2.Qe5#
- 1...Bf5!
- 1...Bd5
- 1.Qa5?
- Keys
- 1.Qh8!
- 1...Kc5
- 2.Qxd4#
- 1...Kd5
- 2.Qxd4#
- 1...Ke7
- 2.Sc8#
- 1...Ba2
- 2.Qe5#
- 1...Bb3
- 2.Qe5#
- 1...Bh3
- 2.Qxd4#
- 2.Qe5#
- 1...Bc4
- 2.Qe5#
- 1...Bg4
- 2.Qxd4#
- 2.Qe5#
- 1...Bd5
- 2.Qf8#
- 1...Bf5
- 2.Qxd4#
- 2.Qe5#
- 1...Bd7
- 2.Qxd4#
- 2.Qe5#
- 1...Bf7
- 2.Qe5#
- 1...Bc8
- 2.Qxd4#
- 2.Qe5#
- 1...Bg8
- 2.Qe5#
- 1...Kc5
- 1.Qh8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 4
- REMOVED MATES = 4
- Sets
- B(d);::QAB1(C)
- Tries
- Try
- Q(C);
- Vars
- B(d);::QAB1(C)
- Refutation
- K(c);P_SPINB(d),S_FLIGHT
- Try
- Q(C);
- Vars
- B(d);::QAB1(C)
- Refutation
- K(c);P_SPINB(d),S_FLIGHT
- Try
- Q(C);
- Vars
- B(d);SBLOCK::QAB1(C)
- B(d);::QAB1(C)
- Refutation
- B(d);
- Try
- Actual
- Q(C);
- Vars
- K(c);S_FLIGHT::QAB1(C),XP(b)
- K(c);P-FLIGHT::QAR1(C),XP(b)
- K(c);P_SPINB(d),S_FLIGHT::S(F)
- B(d);::QAB1(C)
- B(d);SBLOCK::QAB(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).