MESON Chess Problem Database
Problem Display
PID: 132319 (BB3N2/1r3b2/Q7/5kp1/4p1p1/6p1/2P2NK1/8 w - - 0 1)
Armeni, Alberto
Variantim, 2008
#2
7 + 7
SOLUTION
- SOUND
- Sets
- 1...Rb1
- 2.Bxe4#
- 1...Rb2
- 2.Bxe4#
- 1...Rb3
- 2.Bxe4#
- 1...Rb5
- 2.Bxe4#
- 1...Ra7
- 2.Bxe4#
- 1...Rd7
- 2.Bxe4#
- 1...Ba2
- 2.Qg6#
- 1...Bb3
- 2.Qg6#
- 1...Bc4
- 2.Qg6#
- 1...Bd5
- 2.Qg6#
- 1...Bh5
- 2.Qe6#
- 1...Be6
- 2.Qxe6#
- 1...Bg6
- 2.Qe6#
- 2.Qxg6#
- 1...Be8
- 2.Qe6#
- 1...Bg8
- 2.Qg6#
- 1...Rb1
- Tries
- 1.Bxb7?
- threat
- 2.Bxe4#
- 1...Be6
- 2.Qxe6#
- 1...Bd5
- 2.Qg6#
- 1...e3
- 2.Be4#
- 1...gxf2!
- threat
- 1.Qd6?
- threat
- 2.Qe5#
- 1...Rxb8
- 2.Bxe4#
- 1...Rb5
- 2.Bxe4#
- 1...Rc7
- 2.Bxe4#
- 1...Re7!
- threat
- 1.Bxb7?
- Keys
- 1.Sxe4!
- threat
- 2.Sxg3#
- 1...Kxe4
- 2.Qd3#
- 1...Rxb8
- 2.Qf6#
- 1...Rc7
- 2.Qf6#
- 1...Rb3
- 2.Qf6#
- 1...Rb6
- 2.Qf1#
- 1...Bd5
- 2.Qg6#
- 1...Be6
- 2.Qxe6#
- threat
- 1.Sxe4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 4
- REMOVED MATES = 11
- Sets
- R(f);OGATE::B(E),XP(b)
- B(g);N_GUARD::QAB1(D)
- B(g);N_GUARD::QAB1(D),XB(g)
- Tries
- Try
- B(E);XR(f)
- Threat
- B(E),XP(b)
- Vars
- B(g);N_GUARD::QAB1(D),XB(g)
- B(g);N_GUARD::QAB1(D)
- P(b);::B(E)
- Refutation
- P(a);XS(B)
- Try
- Q(D);
- Threat
- QAR1(D)
- Vars
- R(f);OGATE,XB(F)::B(E),XP(b)
- R(f);OGATE::B(E),XP(b)
- Refutation
- R(f);
- Try
- Actual
- S(B);XP(b)
- Threat
- S(B),XP(a)
- Vars
- K(d);OGATEB,P_SPINR(f),S_FLIGHT,XS(B)::QAB1(D)
- R(f);XB(F)::QAR1(D)
- R(f);::QAR1(D)
- R(f);::QAR(D)
- B(g);N_GUARD,P_PINS(B)::QAB1(D)
- B(g);N_GUARD::QAB1(D),XB(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).