When ice crystals invade a supercooled cloud, the water vapor condenses on them, forming snow crystals.
(ice crystals; invade; a supercooled cloud) (the water vapor; condenses; on them; T:When ice crystals invade a supercooled cloud) Context(the water vapor condenses,List([46, 71))):(the water vapor; condenses on them forming; snow crystals)
the water vapor condenses,List([46, 71))
ice crystals the water vapor the water vapor
invade condenses condenses on them forming
a supercooled cloud
on them T:When ice crystals invade a supercooled cloud
snow crystals