MESON Chess Problem Database
Problem Display
PID: 229892 (2b4B/Q5R1/5R2/8/1Ppr4/P1kB4/K7/1nN2N2 w - - 0 1)
Pavlov, Yury A
Zadachi i Etyudi, 2000
#2
10 + 5
SOLUTION
- SOUND
- Sets
- 1...Sxa3
- 2.Qxa3#
- 1...Sxa3
- Tries
- 1.Rf2?
- threat
- 2.Rc2#
- 1...Rxd3
- 2.Rg3#
- 1...Sxa3
- 2.Qxa3#
- 1...cxd3
- 2.Rc7#
- 1...Sd2!
- threat
- 1.Rg2?
- threat
- 2.Rc2#
- 1...Rxd3
- 2.Rf3#
- 1...Sxa3
- 2.Qxa3#
- 1...cxd3
- 2.Rc6#
- 1...Sd2!
- threat
- 1.Rg3?
- threat
- 2.Se2#
- 1...Rxd3
- 2.Rf2#
- 1...Sxa3
- 2.Qxa3#
- 1...cxd3
- 2.Rc6#
- 1...Re4
- 2.Bxe4#
- 1...Bg4!
- threat
- 1.Rf2?
- Keys
- 1.Rf3!
- threat
- 2.Se2#
- 1...Rxd3
- 2.Rg2#
- 1...Sxa3
- 2.Qxa3#
- 1...cxd3
- 2.Rc7#
- 1...Re4
- 2.Bxe4#
- threat
- 1.Rf3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- S(a);OGATE,XP(D)::QAR2(H),XS(a)
- Tries
- Try
- R(G);
- Threat
- R1(G)
- Vars
- R(d);OGATEB,XB(E)::B(J)+R(I)
- S(a);OGATE,XP(D)::QAR2(H),XS(a)
- P(c);OGATEB,XB(E)::R(I)
- Refutation
- S(a);
- Try
- R(I);
- Threat
- R1(I)
- Vars
- R(d);OGATEB,XB(E)::B(J)+R(G)
- S(a);OGATE,XP(D)::QAR2(H),XS(a)
- P(c);OGATEB,XB(E)::R(G)
- Refutation
- S(a);
- Try
- R(I);
- Threat
- S(A)
- Vars
- R(d);OGATEB,P_SPINR(d),XB(E)::B(J)+R(G)
- S(a);OGATE,XP(D)::QAR2(H),XS(a)
- P(c);OGATEB,P_SPINP(c),XB(E)::R(G)
- R(d);N_GUARD::R(I)+B(E),XR(d)
- Refutation
- B(e);
- Try
- Actual
- R(G);
- Threat
- S(A)
- Vars
- R(d);OGATEB,P_SPINR(d),XB(E)::B(J)+R(I)
- S(a);OGATE,XP(D)::QAR2(H),XS(a)
- P(c);OGATEB,P_SPINP(c),XB(E)::R(I)
- R(d);N_GUARD::R(G)+B(E),XR(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).