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 that is holding a surfboard in his hand'. Remove all words of length '2' in the given sentence.
Example Output: a man that holding a surfboard his hand

Example Input: Sentence: 'an older woman playing with an interactive gaming unit'. Remove all words of length '5' in the given sentence.
Example Output: an playing with an interactive gaming unit

Example Input: Sentence: 'someone playing with the mouth of a dog'. Remove all words of length '5' in the given sentence.
Example Output:
someone playing with the of a dog