Discuss whether the appearance of certain cloud types can be used to effectively determine whether precipitation will fall.
(the appearance of certain cloud types; to effectively determine; whether precipitation will fall) Context(the appearance of certain cloud types to effectively determine,List([16, 90))):(precipitation; will fall; )
the appearance of certain cloud types to effectively determine,List([16, 90))
the appearance of certain cloud types precipitation
to effectively determine will fall
whether precipitation will fall