Skip to main content

Posts

Showing posts from March, 2010

Improvements in the Ruy Lopez

found the Russian Firebird 64mp engine, of which it is said that it
has been made with reversed engineering of Rybka. Well anyway
tried some new analysis. While less solid than Rybka, Fire(bird)
very fast sometimes finds interesting lines, and i seemed
to be able to maintain some slight advantage against both
the Zaitsev (9.. Bb7) and the Chigorin defences in the Ruy Lopez.

For example, whereas i previously thought black is ok in the
main line Zaitsev (9..Bb7 10.d4 Te8 11.Nbd2 Bf8 12.a4 h6 etc.),
with new analysis a rather obscure line, namely with 12.Ng5
seems to be able to achieve a white advantage.
After 12.Ng5 black plays 12.. Re7 to cover f7, and now
the (rare) move is 13.Ndf3! In Guez(2177)-Colin(2402),2005 black
played exd4?! (.. h6 also has been played, but 12.. Qe8N is
probably best), white played 14.cxd4 (Nxf7 would have been
better), and after 14. .. Qe8?! (Na5 would have been better)
we get the following position:


Now white could have got the advantage with 15.e5!N but
being a lo…