Assertion: abdomen's floor | /r/HasProperty | oblique
Facets:
Source sentences:
text: Its dome-shaped roof is the thoracic diaphragm, and its oblique floor is the pelvic inlet.
text: Its dome-shaped roof is the thoracic diaphragm (a thin sheet of muscle under the lungs), and its oblique floor is the pelvic inlet (the superior opening of the pelvis).