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 playing a video game on the nintendo wii'. Remove all words of length '3' in the given sentence.
Example Output: a playing a video game on nintendo

Example Input: Sentence: 'a woman standing underneath an open umbrella reading a magazine'. Remove all words of length '8' in the given sentence.
Example Output: a woman underneath an open reading a

Example Input: Sentence: 'a baseball player holding a bat on top of a field'. Remove all words of length '6' in the given sentence.
Example Output:
a baseball holding a bat on top of a field