Although most commonly applied to "impressionistic art" you can have an impressionistic view of anything.
If you were to do a google search you will find many examples of how this word is used in sentences. For many topics.
Impressionistic = giving an overall impression rather than exact detail.
The first corrector is therefore correct. I have voted her back up because someone made a mistake in voting her down.
However the use of tend in the second part of the sentences is confusing and strange.
Making it difficult to know what word is needed, I can only think to change the sentence like Tamara has suggested.
"where did you find the sentence?"