MESON Chess Problem Database
Problem Display
PID: 56556 (5R2/3p4/4p3/Bb6/n5NN/K6n/B2pk1p1/1Q6 w - - 0 1)
Ellerman, Arnoldo
1st Comm., Brisbane Courier, 1916-1917
#2
7 + 8
SOLUTION
- SOUND
- Sets
- 1...Bc4
- 2.Bxc4#
- 1...Bc6
- 2.Bc4#
- 1...Sg1
- 2.Rf2#
- 1...Sf2
- 2.Rxf2#
- 1...Sg5
- 2.Rf2#
- 1...d1Q
- 2.Qe4#
- 1...d1S
- 2.Qc2#
- 2.Qxb5#
- 1...d1B
- 2.Qe4#
- 2.Qxb5#
- 1...d1R
- 2.Qe4#
- 1...g1S
- 2.Qf1#
- 1...g1B
- 2.Qf1#
- 1...Bc4
- Tries
- 1.Sxg2?
- threat
- 2.Qf1#
- 1...d1Q
- 2.Qe4#
- 1...d1S
- 2.Qc2#
- 2.Qxb5#
- 1...d1B
- 2.Qe4#
- 2.Qxb5#
- 1...d1R
- 2.Qe4#
- 1...Sf2
- 2.Rxf2#
- 1...Sf4!
- threat
- 1.Rf3?
- threat
- 2.Re3#
- 1...d1Q
- 2.Qe4#
- 1...d1S
- 2.Qc2#
- 2.Qxb5#
- 1...d1B
- 2.Qe4#
- 2.Qxb5#
- 1...d1R
- 2.Qe4#
- 1...g1B
- 2.Qf1#
- 1...g1Q!
- threat
- 1.Sxg2?
- Keys
- 1.Bd5!
- threat
- 2.Bf3#
- 1...exd5
- 2.Re8#
- 1...d1Q
- 2.Qe4#
- 1...d1S
- 2.Qc2#
- 2.Qxb5#
- 1...d1B
- 2.Qe4#
- 2.Qxb5#
- 1...d1R
- 2.Qe4#
- 1...g1S
- 2.Qf1#
- 1...Bc6
- 2.Bc4#
- 1...Sg1
- 2.Rf2#
- 1...Sg5
- 2.Rf2#
- threat
- 1.Bd5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 3
- Sets
- B(f);N_GUARD::B(B),XB(f)
- B(f);N_GUARD::B(B)
- S(d);N_GUARD::R1(G)
- S(d);N_GUARD::R1(G),XS(d)
- P(a);SBLOCK::QAR2(A)
- P(c);N_GUARD::QAB1(A)
- Tries
- Try
- S(E);XP(c)
- Threat
- QAB1(A)
- Vars
- P(a);SBLOCK::QAR2(A)
- S(d);N_GUARD::R1(G),XS(d)
- Refutation
- S(d);
- Try
- R(G);
- Threat
- R1(G)
- Vars
- P(a);SBLOCK::QAR2(A)
- P(c);N_GUARD::QAB1(A)
- Refutation
- P(c);
- Try
- Actual
- B(B);
- Threat
- B(B)
- Vars
- P(g);OGATEB,XB(B)::R(G)
- P(a);SBLOCK::QAR2(A)
- P(c);N_GUARD::QAB1(A)
- B(f);N_GUARD::B(B)
- S(d);N_GUARD::R1(G)
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).