MESON Chess Problem Database
Problem Display
PID: 18135 (8/2B2p2/5K2/1Pkp4/R1n5/1Q6/5P2/8 w - - 0 1)
Brotherton, David WA
Time & Tide, 1953
#2
6 + 4
SOLUTION
- SOUND
- Sets
- 1...Kd4
- 2.Qe3#
- 1...Sb2
- 2.Qb4#
- 1...Sd2
- 2.Qb4#
- 1...Sa3
- 2.Qb4#
- 1...Se3
- 2.Qb4#
- 1...Sa5
- 2.Qb4#
- 1...Se5
- 2.Qb4#
- 1...Sb6
- 2.Qb4#
- 1...Sd6
- 2.Qb4#
- 1...d4
- 2.Qxc4#
- 1...Kd4
- Tries
- 1.Qc2?
- 1...Kd4
- 2.Bb6#
- 1...d4
- 2.Qxc4#
- 1...Kxb5!
- 1...Kd4
- 1.Qc3?
- 1...d4
- 2.Qxc4#
- 1...Kxb5!
- 1...d4
- 1.f4?
- 1...Sb2
- 2.Qb4#
- 1...Sd2
- 2.Qb4#
- 1...Sa3
- 2.Qb4#
- 1...Se3
- 2.Qb4#
- 1...Sa5
- 2.Qb4#
- 1...Se5
- 2.Qb4#
- 1...Sb6
- 2.Qb4#
- 1...Sd6
- 2.Qb4#
- 1...d4
- 2.Qxc4#
- 1...Kd4!
- 1...Sb2
- 1.Qc2?
- Keys
- 1.f3!
- 1...Kd4
- 2.Bb6#
- 1...Sb2
- 2.Qb4#
- 1...Sd2
- 2.Qb4#
- 1...Sa3
- 2.Qb4#
- 1...Se3
- 2.Qb4#
- 1...Sa5
- 2.Qb4#
- 1...Se5
- 2.Qb4#
- 1...Sb6
- 2.Qb4#
- 1...Sd6
- 2.Qb4#
- 1...d4
- 2.Qxc4#
- 1...Kd4
- 1.f3!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- K(b);P_SPINS(a),S_FLIGHT::QAB1(B)
- S(a);::QAB1(B)
- P(c);N_GUARD::QAR1(B),XS(a)
- Tries
- Try
- Q(B);P_PINS(a)
- Vars
- K(b);S_FLIGHT::B(F)
- P(c);N_GUARD::QAR1(B),XS(a)
- Refutation
- K(b);N_SPINS(a),P-FLIGHT,XP(D)
- Try
- Q(B);P_PINS(a)
- Vars
- P(c);N_GUARD::QAR1(B),XS(a)
- Refutation
- K(b);N_SPINS(a),P-FLIGHT,XP(D)
- Try
- P(A);
- Vars
- S(a);::QAB1(B)
- P(c);N_GUARD::QAR1(B),XS(a)
- Refutation
- K(b);P_SPINS(a),S_FLIGHT
- Try
- Actual
- P(A);
- Vars
- K(b);P_SPINS(a),S_FLIGHT::B(F)
- S(a);::QAB1(B)
- P(c);N_GUARD::QAR1(B),XS(a)
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).