MESON Chess Problem Database
Problem Display
PID: 156840 (5r2/7N/2B1p3/5k1K/5rp1/6P1/1b2Q3/Bb3N2 w - - 0 1)
Armeni, Alberto
Troll, 2014
#2
7 + 7
SOLUTION
- SOUND
- Sets
- 1...Bc1
- 2.Qe5#
- 1...Ba3
- 2.Se3#
- 2.Qe5#
- 1...Be5
- 2.Se3#
- 2.Qxe5#
- 1...Bf6
- 2.Se3#
- 1...Bg7
- 2.Se3#
- 1...Bh8
- 2.Se3#
- 1...e5
- 2.Bd7#
- 1...Bc1
- Tries
- 1.Qb5+?
- 1...Be5
- 2.Se3#
- 2.Qxe5#
- 1...e5!
- 1...Be5
- 1.Qd2?
- threat
- 2.Qxf4#
- 1...Rxf1
- 2.Qg5#
- 1...Re4
- 2.Qg5#
- 1...Rf2
- 2.Qg5#
- 1...Rf3
- 2.Qg5#
- 1...Ra4
- 2.Qg5#
- 1...Rb4
- 2.Qg5#
- 1...Rc4
- 2.Qg5#
- 1...Rd4
- 2.Qg5#
- 1...Bc1
- 2.Se3#
- 1...Be5
- 2.Se3#
- 1...e5
- 2.Qd7#
- 1...Ke5!
- threat
- 1.Qe5+?
- 1...Bxe5
- 2.Se3#
- 1...Kxe5!
- 1...Bxe5
- 1.Qb5+?
- Keys
- 1.Qe3!
- threat
- 2.Qxf4#
- 1...Rxf1
- 2.Qg5#
- 1...Re4
- 2.Qg5#
- 1...e5
- 2.Bd7#
- 1...Rf2
- 2.Qg5#
- 1...Rf3
- 2.Qg5#
- 1...Ra4
- 2.Qg5#
- 1...Rb4
- 2.Qg5#
- 1...Rc4
- 2.Qg5#
- 1...Rd4
- 2.Qg5#
- 1...Bc1
- 2.Qe5#
- 1...Be5
- 2.Qxe5#
- threat
- 1.Qe3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 9
- REMOVED MATES = 3
- Sets
- B(b);N_GUARD::QAR1(C)
- B(b);::S(B)
- P(f);OGATEB::B(F)
- Tries
- Try
- Q(C);CHECK
- Refutation
- P(f);P_SPINP(f)
- Try
- Q(C);
- Threat
- QAR1(C),XR(c)
- Vars
- R(c);OGATE,XS(B)::QAR1(C)
- R(c);OGATE::QAR1(C)
- B(b);::S(B)
- P(f);OGATEB,SBLOCK::QAB(C)
- Refutation
- K(e);P-FLIGHT,P_SPINB(b)
- Try
- Q(C);CHECK
- Vars
- B(b);XQ(C)::S(B)
- Refutation
- K(e);P-FLIGHT,P_SPINB(b),XQ(C)
- Try
- Actual
- Q(C);
- Threat
- QAR1(C),XR(c)
- Vars
- R(c);OGATE,XS(B)::QAR1(C)
- R(c);OGATE::QAR1(C)
- P(f);OGATEB::B(F)
- B(b);N_GUARD::QAR1(C)
- B(b);N_GUARD::QAR1(C),XB(b)
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).