Cache co-ordinates are N51º AB.CDE, W0º FG.HJK
Where the first FA Cup match at York Road was played in the year CJKB;
the numbers in the date of that match add up to F (DD/MM, eg Boxing Day = 2+6+1+2 = 11);
the match finished G goals to nil to the home side;
the club (not ground) record attendance is 7E8H in the year 19AD.
A+B+C+D+E =20; F+G+H+J+K=30.