At the listing coords you find a big sign with a map and some pictures on the left of the sign.
A = Number of letters in the first word
B = Number of letters in the second word
C = Number of letters in the third word
D = Number of red doors in photo below left
Final: Final: N 35 47. [D] [C] [A-C] W 5 48. [A+C+D] [D-C] B