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.

Q: Sentence: 'two older men are playing with a frisbee at the park'. Remove all words of length '4' in the given sentence.

A: two older men are playing a frisbee at the
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Q: Sentence: 'a couple of people sitting and standing next to a white bath tub'. Remove all words of length '3' in the given sentence.

A: a couple of people sitting standing next to a white bath
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Q: Sentence: 'a man going down a mountain on a snow board'. Remove all words of length '4' in the given sentence.

A:
a man going a mountain on a board
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