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 street sign is shown with writing on it'. Remove all words of length '5' in the given sentence.

Answer: a street sign is with writing on it


Question: Sentence: 'a couple of men on a field with a frisbee'. Remove all words of length '1' in the given sentence.

Answer: couple of men on field with frisbee


Question: Sentence: 'a city with a river in the middle with boats docked'. Remove all words of length '2' in the given sentence.

Answer:
a city with a river the middle with boats docked