Assertion: mediastinum's structure | /r/HasProperty | the esophagus
Facets:
value: for food
type: PURPOSE
Source sentences:
text: Structures that lie in this region include the heart, the esophagus, the trachea, and large blood vessels including the aorta.
text: Other equally important tubular structures include the trachea, or windpipe, and the esophagus for food.