About: http://webisa.webdatacommons.org/215765172

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The warning signs of a heart attack include chest discomfort, discomfort in other areas of the upper body, shortness of breath, and other signs such as breaking out in a cold sweat, feeling sick to your stomach, or lightheadedness.
http://www.w3.org/ns/prov#wasQuotedFrom	ri.gov