Assertion: plesiosaur's flipper | /r/HasProperty | rotated to vertical position
Facets:
value: in order to pulled
type: PURPOSE
value: axially
type: MANNER
Source sentences:
text: The flippers would have been moved forward in a horizontal position, to minimise friction, and then axially rotated to a vertical position in order to be pulled to the rear, causing the largest possible reactive force.