Assertion: echinoderm's foot | /r/HasProperty | modified into part of the tentacles
Facets:
value: into excurrent siphon
type: OTHER
value: in cephalopods
type: OTHER
Source sentences:
text: In cephalopods, the foot has been modified into part of the tentacles and into excurrent siphon, through which water is propelled (resulting in the movement in the opposite direction).