In this task, you need to remove all words of a given length in the sentence. The number of letters in a word determine its length, for example, the length of the word "apple" is 5.

Q: Sentence: 'a pink sheep grazing with a large crowd of people in the background'. Remove all words of length '4' in the given sentence.

A: a sheep grazing a large crowd of people in the background
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Q: Sentence: 'boats sailing along a river next to a cliff with buildings on it'. Remove all words of length '4' in the given sentence.

A: boats sailing along a river to a cliff buildings on it
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Q: Sentence: 'a person on a bicycle waiting in a line of traffic at a light'. Remove all words of length '2' in the given sentence.

A:
a person a bicycle waiting a line traffic a light
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