A love story in Bollywood that redefines cinema happens only once in a while, and you would be fortunate to be a teenager at the right time when such a love story releases.
https://m.rediff.com/movies/report/dhadak-trailer-review-janhvi-and-ishaan-are-fabulous/20180611.htm
Why have they used an article "a" before "love story" even though it has been modified by "that redefines....?"
They are not referring to a specific love story at this stage - '[x] happens only once in a while'. This means that 'a' is the correct determiner.
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They are not referring to a specific love story at this stage - '[x] happens only once in a while'. This means that 'a' is the correct determiner.
JigneshbharatiA love story in Bollywood that redefines cinema happens only once in a while,
The indefinite article, a, means that there are many such movies based on a love story. They happen infrequently.
The definite article, the, refers to one of them.