Unicorn Series
The cache is not at the posted coords...
Full series details can be found at GC7W8NK
Sounds a bit like caching this...!
Identify ABCDEFG HIJKL MNOP
Cache can be found at...
N51 (G) (M) . (J-A) (O/P) (L-P)
E0 (F+G) ((B+H)-F) . (B+G) (A-M) (C/D)