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.

Example Input: Sentence: 'black and silver fire hydrant sitting next to a road'. Remove all words of length '5' in the given sentence.
Example Output: and silver fire hydrant sitting next to a road

Example Input: Sentence: 'a laptop computer is sitting on top of a desk'. Remove all words of length '2' in the given sentence.
Example Output: a laptop computer sitting top a desk

Example Input: Sentence: 'two zebras eating grass in front of many flamingos'. Remove all words of length '3' in the given sentence.
Example Output:
zebras eating grass in front of many flamingos