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 panda bear that is in its cage munching on some leaves'. Remove all words of length '5' in the given sentence.
Example Output: a bear that is in its cage munching on some leaves

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: 'adult elephant with two riders walking down street near onlookers'. Remove all words of length '5' in the given sentence.
Example Output:
elephant with two riders walking down street near onlookers