Assertion: rib cage's rib | /r/HasProperty | the 1st
Facets:
Source sentences:
text: The atypical ribs are the 1st, 2nd, and the 10th – 12th ribs characterized with the following features: Have one or two facets, and a rough area on the superior surface, e.g, the tuberosity for serratus anterior of the second rib.