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 bathroom area with tub toilet and window'. Remove all words of length '8' in the given sentence.
Example Output: a area with tub toilet and window

Example Input: Sentence: 'green white and red airplane parked at an airport'. Remove all words of length '7' in the given sentence.
Example Output: green white and red airplane parked at an

Example Input: Sentence: 'blue and black subway train at a stop'. Remove all words of length '6' in the given sentence.
Example Output:
blue and black train at a stop