The above co-ordinates will take you to a bench very close to the war memorial .
How many letters in 2 nd word on bench = A
You are looking at the first column of the commemorated for 1914/ 1918 war for the number of letters in the third commemorated person's surname = B
Now back to the bench . Number of letters in first word on bench = C
Checksum of ABC = 15
The cache can be found : N50° 39.A B (B-A)
W 004° 44. C B A
***** PLEASE NOTE IMPORTANT *****
CACHES ARE NOT ALLOWED TO BE PLACED ON ACTUAL MEMORIALS OR WITHIN THE BOUNDARY OF SUCH
AT ALL TIMES PLEASE TREAT LOCATIONS OF MEMORIALS WITH RESPECT