Cloud is a representation of water vapour in its liquid or solid state and is why they are visible.
(Cloud; is; a representation of water vapour in its liquid or solid state) (Cloud; is; why they are visible) Context(Cloud is,List([0, 77))):(they; are; visible)
Cloud is,List([0, 77))
Cloud Cloud they
is is are
a representation of water vapour in its liquid or solid state
why they are visible
visible