Assertion: left lung | /r/HasAspect | upper
Facets:
Source sentences:
text: The left lung only has two lobes, upper and lower.
text: The right lung has three lobes – upper, middle, and lower (or superior, middle and inferior), and the left lung has two – upper and lower (or superior and inferior), plus a small tongue-shaped portion of the upper lobe known as the lingula.