Assertion: heart attack | /r/HasProperty | blockage
Facets:
value: in an artery
type: LOCATION
Source sentences:
text: A heart attack is a blockage in an artery that prevents blood from flowing to the heart, leading to damage in the muscle.
text: Heart attacks occur when there is a blockage in the artery that impedes the flow of blood into the heart.
text: A heart attack, or myocardial infarction, occurs when there is a blockage in the coronary arteries.