Assertion: hurricane's wind | /r/HasProperty | the best tool
Facets:
value: in determining track direction
type: PURPOSE
Source sentences:
text: The deep layer mean flow, or average wind through the depth of the troposphere, is considered the best tool in determining track direction and speed.
text: The deep layer mean flow, or average wind through the depth of the troposphere, is considered the best tool in determining track direction and speed.