Assertion: wilderness's acre | /r/HasProperty | 2,800 ha
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Source sentences:
text: In 2003, DuPont donated the 16,000 acres (6,500 ha) it had purchased for mining to The Conservation Fund, and in 2005, nearly 7,000 acres (2,800 ha) of the donated land was transferred to Okefenokee National Wildlife Refuge.