MESON Chess Problem Database
Problem Display
PID: 79847 (8/8/8/8/3pK3/3B3Q/3B1kp1/8 w - - 0 1)
Azhusin, Aleksandr Aleksandrovich
Mini-Matt, 1970
#2
4 + 3
SOLUTION
- SOUND
- Sets
- 1...g1Q
- 2.Qf3#
- 1...g1S
- 2.Qh2#
- 1...g1B
- 2.Qf3#
- 1...g1R
- 2.Qf3#
- 1...g1Q
- Tries
- 1.Kf4?
- 1...g1Q
- 2.Qf3#
- 1...g1S
- 2.Qf1#
- 2.Qh2#
- 2.Qg3#
- 1...g1B
- 2.Qf1#
- 2.Qf3#
- 2.Qg3#
- 1...g1R
- 2.Qf3#
- 1...Kg1!
- 1...g1Q
- 1.Be3+?
- 1...dxe3
- 2.Qxe3#
- 1...Ke1!
- 1...dxe3
- 1.Bb4?
- 1...g1Q
- 2.Qf3#
- 1...g1S
- 2.Qh2#
- 1...g1B
- 2.Qf3#
- 1...g1R
- 2.Qf3#
- 1...Kg1!
- 1...g1Q
- 1.Ba5?
- 1...g1Q
- 2.Qf3#
- 1...g1S
- 2.Qh2#
- 1...g1B
- 2.Qf3#
- 1...g1R
- 2.Qf3#
- 1...Kg1!
- 1...g1Q
- 1.Qh5?
- 1...Kg3
- 2.Be1#
- 1...g1Q
- 2.Qf3#
- 1...g1S
- 2.Qh2#
- 1...g1B
- 2.Qf3#
- 1...g1R
- 2.Qf3#
- 1...Kg1!
- 1...Kg3
- 1.Kf4?
- Keys
- 1.Bc3!
- 1...Kg1
- 2.Bxd4#
- 1...dxc3
- 2.Qe3#
- 1...g1Q
- 2.Qf3#
- 1...g1S
- 2.Qh2#
- 1...g1B
- 2.Qf3#
- 1...g1R
- 2.Qf3#
- 1...Kg1
- 1.Bc3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- P(b);SBLOCK::QAR1(C)
- P(b);OGATEB::QAR2(C)
- Tries
- Try
- K(D);P-FLIGHT
- Vars
- P(b);SBLOCK::QAR1(C)
- Refutation
- K(a);S_FLIGHT
- Try
- B(A);CHECK
- Vars
- P(c);OGATE,XB(A)::QAB1(C),XP(c)
- Refutation
- K(a);S_FLIGHT
- Try
- B(A);
- Vars
- P(b);SBLOCK::QAR1(C)
- P(b);OGATEB::QAR2(C)
- Refutation
- K(a);S_FLIGHT
- Try
- B(A);
- Vars
- P(b);SBLOCK::QAR1(C)
- P(b);OGATEB::QAR2(C)
- Refutation
- K(a);S_FLIGHT
- Try
- Q(C);
- Vars
- K(a);S_FLIGHT::B(A)
- P(b);SBLOCK::QAR1(C)
- P(b);OGATEB::QAR2(C)
- Refutation
- K(a);S_FLIGHT
- Try
- Actual
- B(A);
- Vars
- K(a);S_FLIGHT::B(A),XP(c)
- P(c);N_GUARD,XB(A)::QAB1(C)
- P(b);SBLOCK::QAR1(C)
- P(b);OGATEB::QAR2(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).