Assertion: cumulonimbus cloud | /r/HasProperty | perfect example
Facets:
Source sentences:
text: Cumulonimbus clouds are a perfect example of how difference in altitude can affect the formation of clouds.
text: Cumulonimbus clouds are a perfect example of how different altitudes influence the formation of clouds at different stages.
text: Cumulonimbus clouds are a perfect example of how difference in altitude can affect the formation of clouds.