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

Answer: a black youth rides his skateboard a footbridge


Question: Sentence: 'giraffe standing in the shade of a tall covering'. Remove all words of length '3' in the given sentence.

Answer: giraffe standing in shade of a tall covering


Question: Sentence: 'a motircycle parked on a side walk near a building'. Remove all words of length '2' in the given sentence.

Answer:
a motircycle parked a side walk near a building