Once you unpack the compressed file you will get a text file that contains all the games for that year sorted with the older games at the top. The first line of the file contains the name of the fields. The remaining lines in the file are one game entry per line with the fields delimited by tabs. The fields contained in the data files are: id wplayerid bplayerid wusername busername wtitle btitle wcountry bcountry wrating brating wtype btype event site timecontrol postal startts endts result termination plycount mode rated movelist events