Unfortunately, there is no available information on the Blue Hill Green Space Charitable Trust with the provided EIN or website name in the search results. Therefore, it is not possible to create a Wikipedia-style article based on the information at hand. If additional details become available, an article can be constructed accordingly.

[1] https://bhcd.org/about-us/ [2] https://friendsofthebluehills.org/learn/about-fbh/ [3] https://www.bluehillsfoundation.org [4] https://www.rocklandtrust.com/about-us/explore/rockland-trust-blue-hills-charitable-foundation-provides-a--100-000-grant-to-father-bills-and-mainspring [5] https://bluehillheritagetrust.org