Assertion: left coronary artery | /r/HasProperty | primary source of blood
Facets:
value: for the ventricles
type: TRANSITIVE-OBJECT
Source sentences:
text: The larger of the two major coronary arteries, the left coronary artery (often called the left main coronary artery) emerges from the aorta and is a primary source of blood for the ventricles and left atrium of the heart.