Assertion: thunderstorm's wind | /r/CapableOf | converge forcing air
Facets:
value: upwards
type: MANNER
Source sentences:
text: The trigger for this lift can be solar illumination, where the heating of the ground produces thermals, or where two winds converge forcing air upwards, or where winds blow over terrain of increasing elevation.
text: The trigger for the lift of the initial cumulus cloud can be insolation heating the ground producing thermals, areas where two winds converge forcing air upwards, or where winds blow over terrain of increasing elevation.