Assertion: rib cage's rib | /r/AtLocation | the breastbone
Facets:
value: unlike a true rib
type: OTHER
value: only indirectly
type: MANNER
Source sentences:
text: Ribs are attached to the breastbone that runs down the center of the chest.
text: Unlike a true rib, a false rib is only indirectly attached to the breastbone.