Assertion: lobster's carapace | /r/CapableOf | extend in front of the eyes
Facets:
value: forwards
type: PURPOSE
value: to form a rostrum
type: PURPOSE
Source sentences:
text: The cephalothorax is covered with a thick carapace, which may extend forwards in front of the eyes to form a rostrum; this is highly variable among squat lobsters, being vestigial in Chirostylus, wide and often serrated in some genera, and long, narrow, and flanked with "supraorbital spines" in others.