N49 53. A B C W97 06. D E F
Waypoint A = Who makes the pies? Number of letters in answer.
Waypoint B = Number of letters in business name, multiplied by two.
Posted co-ordinates: C = "Grass" minus "Seine".
Waypoint D = How many letters in middle word on the railway car?
Waypoint E = Third number in address.
Waypoint F = Number of words in business name.
Checksum = 18