Assertion: oil spill | /r/HasProperty | known in the history
Facets:
Source sentences:
text: The The Deepwater Horizon oil spill, also referred to as the BP oil spill or the Gulf of Mexico oil spill is the worst Oil spill known in the history.
text: The The Deepwater Horizon oil spill, also referred to as the BP oil spill or the Gulf of Mexico oil spill is the worst Oil spill known in the history.