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 young man getting ready to serve a tennis ball to his opponent'. Remove all words of length '7' in the given sentence.

Answer: a young man ready to serve a tennis ball to his opponent


Question: Sentence: 'a group of children standing next to a soldier'. Remove all words of length '2' in the given sentence.

Answer: a group children standing next a soldier


Question: Sentence: 'a blind folded person trying to eat a doughnut on a string'. Remove all words of length '5' in the given sentence.

Answer:
a folded person trying to eat a doughnut on a string