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: 'a man in a wetsuit surfing on a wave by a pier'. Remove all words of length '3' in the given sentence.
Example Output: a in a wetsuit surfing on a wave by a pier

Example Input: Sentence: 'a set of of stairs leading into an airplane'. Remove all words of length '8' in the given sentence.
Example Output: a set of of stairs leading into an

Example Input: Sentence: 'a man riding a motorcycle with a helmet on'. Remove all words of length '4' in the given sentence.
Example Output:
a man riding a motorcycle a helmet on