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: 'this is a black and white photo of a girl under a pedestrian traffic signal'. Remove all words of length '4' in the given sentence.
Example Output: is a black and white photo of a under a pedestrian traffic signal

Example Input: Sentence: 'a guy sitting on his butt flying a kite'. Remove all words of length '4' in the given sentence.
Example Output: a guy sitting on his flying a

Example Input: Sentence: 'a man holding a cigarette standing next to a lush green field'. Remove all words of length '9' in the given sentence.
Example Output:
a man holding a standing next to a lush green field