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 large herd of elephants on the edge of some water'. Remove all words of length '9' in the given sentence.
Example Output: a large herd of on the edge of some water

Example Input: Sentence: 'a group of people on horses in a field'. Remove all words of length '2' in the given sentence.
Example Output: a group people horses a field

Example Input: Sentence: 'a man is riding is surfboard in the water'. Remove all words of length '2' in the given sentence.
Example Output:
a man riding surfboard the water