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.

[EX Q]: Sentence: 'a person is walking down the beach holding a surfboard'. Remove all words of length '3' in the given sentence.
[EX A]: a person is walking down beach holding a surfboard

[EX Q]: Sentence: 'a girl throwing a frisbee in a school yard'. Remove all words of length '6' in the given sentence.
[EX A]: a girl throwing a frisbee in a yard

[EX Q]: Sentence: 'a couple of men standing around a luggage cart'. Remove all words of length '4' in the given sentence.
[EX A]:
a couple of men standing around a luggage