It is covered by solid water ice that shows evidence of liquid welling up from below before freezing in the cold temperatures.
(It; is covered; by solid water ice) (solid water ice; shows; evidence of liquid welling up from below before freezing in the cold temperatures) (liquid; welling up; T:before freezing in the cold temperatures)
It solid water ice liquid
is covered shows welling up
by solid water ice
evidence of liquid welling up from below before freezing in the cold temperatures
T:before freezing in the cold temperatures