MESON Chess Problem Database
Problem Display
PID: 132352 (8/3rpp2/1R1n2bR/3N1k1P/3P1P2/2N3p1/4B3/1K2Q3 w - - 0 1)
Casa, Alex
Europe Echecs, 1995
#2
10 + 7
SOLUTION
- SOUND
- Sets
- 1...Ke6+
- 2.Bd3#
- 1...Ke6+
- Tries
- 1.Bd1?
- threat
- 2.Qe5#
- 1...e5
- 2.Qxe5#
- 1...Sc4
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...f6!
- threat
- 1.Bf3?
- threat
- 2.Qe5#
- 1...e5
- 2.Qxe5#
- 1...Sc4
- 2.Qe4#
- 1...Se4
- 2.Qxe4#
- 1...f6!
- threat
- 1.Qxg3?
- threat
- 2.Bg4#
- 2.Qh3#
- 2.Qg4#
- 1...Bxh5
- 2.Se3#
- 2.Qg5#
- 1...Ke6+!
- threat
- 1.Qf1?
- threat
- 2.Qh3#
- 1...Ke6+
- 2.f5#
- 1...Bxh5
- 2.Se3#
- 1...g2!
- threat
- 1.Bd1?
- Keys
- 1.Qh1!
- threat
- 2.Qh3#
- 1...Ke6+
- 2.Qe4#
- 1...Bxh5
- 2.Qxh5#
- threat
- 1.Qh1!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- K(b);CHECK,P_SPINB(d),P_SPINS(c),S_FLIGHT::QAR(B)+B(C)
- Tries
- Try
- B(C);
- Threat
- QAR1(B)
- Vars
- P(f);::QAR1(B),XP(f)
- S(c);N_GUARD::QAB1(B)
- S(c);N_GUARD::QAB1(B),XS(c)
- Refutation
- P(g);
- Try
- B(C);
- Threat
- QAR1(B)
- Vars
- P(f);::QAR1(B),XP(f)
- S(c);N_GUARD::QAB1(B)
- S(c);N_GUARD::QAB1(B),XS(c)
- Refutation
- P(g);
- Try
- Q(B);XP(a)
- Threat
- DUALS(3)
- Refutation
- K(b);CHECK,P_SPINB(d),P_SPINS(c),S_FLIGHT
- Try
- Q(B);
- Threat
- QAB(B)
- Vars
- K(b);CHECK,OGATE,P_SPINB(d),P_SPINS(c),S_FLIGHT::P(F)
- B(d);XP(H)::S(G)
- Refutation
- P(a);
- Try
- Actual
- Q(B);
- Threat
- QAB(B)
- Vars
- K(b);CHECK,P_SPINB(d),P_SPINS(c),S_FLIGHT::QAR2(B)
- B(d);OGATE,XP(H)::QAR2(B),XB(d)
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).