input: Generate a short movie review that has "positive" sentiment.

output: probably should

input: Generate a short movie review that has "negative" sentiment.

output: reduces the complexities to bromides and slogans

input: Generate a short movie review that has "negative" sentiment.

output: substandard performances

input: Generate a short movie review that has "positive" sentiment.

output:
to have you leaving the theater with a smile on your face