Chess Lifetime Repertoires Plichta-s 1 E4 E5 7z Updated

: Using rare sidelines to split an opponent's attention.

Based on the filename , this appears to be a compressed chess database or book (by IM or GM Plichta) focused on 1.e4 e5 for White (and possibly Black) as a “lifetime repertoire.” Chess Lifetime Repertoires Plichta-s 1 E4 E5 7z