Assertion: sulfur | /r/HasProperty | mineral
Facets:
Source sentences:
text: Sulfur is a mineral that derives from protein, as explained in an article published by the journal Nutrition & Metabolism back in November 2007 exploring how much sulfur the average person gets.
text: Sulfur is a mineral that is critical to the human body.
text: Sulfur is a mineral that is an essential part of the protein structure.