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.

Ex Input:
Sentence: 'a person driving while eating a slice of pizza'. Remove all words of length '2' in the given sentence.

Ex Output:
a person driving while eating a slice pizza


Ex Input:
Sentence: 'this amtrak train is making its way down the tracks'. Remove all words of length '4' in the given sentence.

Ex Output:
amtrak train is making its way the tracks


Ex Input:
Sentence: 'four horses in stables near some pickup trucks and rv camper'. Remove all words of length '6' in the given sentence.

Ex Output:

four in stables near some and rv