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 black youth rides his skateboard over a footbridge'. Remove all words of length '4' in the given sentence.
[EX A]: a black youth rides his skateboard a footbridge

[EX Q]: Sentence: 'a colorful stuffed bear sits on a purple outdoor bench'. Remove all words of length '4' in the given sentence.
[EX A]: a colorful stuffed on a purple outdoor bench

[EX Q]: Sentence: 'a black and white cat in a blue bag'. Remove all words of length '5' in the given sentence.
[EX A]:
a and cat in a blue bag