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.
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Question: Sentence: 'a green city bus driving thru a parking area'. Remove all words of length '4' in the given sentence.

Answer: a green bus driving a parking


Question: Sentence: 'the lady is taking a picture while holding water'. Remove all words of length '4' in the given sentence.

Answer: the is taking a picture while holding water


Question: Sentence: 'a group of small boats is sitting on the water by the shore'. Remove all words of length '5' in the given sentence.

Answer:
a of is sitting on the by the