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: 'two older men are playing with a frisbee at the park'. Remove all words of length '4' in the given sentence.
Example Output: two older men are playing a frisbee at the

Example Input: Sentence: 'a newborn baby lays on a bed next to stuffed animals'. Remove all words of length '7' in the given sentence.
Example Output: a baby lays on a bed next to

Example Input: Sentence: 'commuter bus at roadway intersection in urban area at dusk'. Remove all words of length '8' in the given sentence.
Example Output:
bus at roadway intersection in urban area at dusk