Assertion: zone | /r/HasProperty | thermal belt
Facets:
Source sentences:
text: Zone 9 is a thermal belt,meaning that cold air can flow from it to lower ground
text: As cited in the description of Zone 8, the biggest readily apparent difference between Zones 8 and 9 is that Zone 9, a thermal belt, is a safer climate for citrus than Zone 8, which contains cold-air basins.