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 amtrak train is making its way down the tracks'. Remove all words of length '4' in the given sentence.
Example Output: amtrak train is making its way the tracks

Example Input: Sentence: 'a woman sitting with two dressed up teddy bears'. Remove all words of length '4' in the given sentence.
Example Output: a woman sitting two dressed up teddy bears

Example Input: Sentence: 'people cross a busy new york street illuminated with street lights'. Remove all words of length '1' in the given sentence.
Example Output:
people cross busy new york street illuminated with street lights