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building process. This is useful when the domain of the lexicon being used does not match
the domain of the problem area we are working on very well.
Not only are we interested in obtaining a positive or negative sentiment, we are interested
in determining the attributes, sometimes called the target, of the sentiment. Consider the
following example:
"The ride was very rough but the attendants did an excellent job of making us comfort-
able."
The sentence contains two sentiments: roughness and comfortable. The first was negative
and the second was positive. The target, or attribute, of the positive sentiment was the job
and the target of the negative sentiment was the ride.
