Assertion: horseshoe crab's tail | /r/CapableOf | act as rudder
Facets:
Source sentences:
text: Instead, the tail is used to plow the crab through the sand and muck, to act as a rudder, and to right the crab when it accidentally tips over.
text: Instead, the tail is used to plow the crab through the sand and muck, to act as a rudder, and to right the crab when it accidentally tips over.