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 man with a backpack waiting at a train station'. Remove all words of length '7' in the given sentence.

Answer: a man with a backpack at a train


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

Answer: a sheep grazing a large crowd of people in the background


Question: Sentence: 'a purple double decker bus travelling on a road near large black hook in the grass'. Remove all words of length '2' in the given sentence.

Answer:
a purple double decker bus travelling a road near large black hook the grass