fiddle / trace
wood
easy buildings
lines
line
water
woods
relation fiddle
Presumably this helipad isn't "unknown" - someone knows what it is.. see for example: https://www.dailymail.co.uk/news/article-8782021/JCB-Billionaire-slammed-neighbours-visiting-planning-site-HELICOPTER.html
hedges
Slated Barn
superfluous relation