<http://webisa.webdatacommons.org/346862472>	<http://www.w3.org/ns/prov#value>	"User: A controversial case which declares that burning the American flag is a form of symbolic speech covered by the 1st Amendment is the United States v. Nixon case." .
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<http://webisa.webdatacommons.org/prov/309375289>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/346862472> .