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 colorful stuffed bear sits on a purple outdoor bench'. Remove all words of length '4' in the given sentence.

Ex Output:
a colorful stuffed on a purple outdoor bench


Ex Input:
Sentence: 'the military vehicles rides on the expressway next to the semi'. Remove all words of length '2' in the given sentence.

Ex Output:
the military vehicles rides the expressway next the semi


Ex Input:
Sentence: 'a jet that is flying in the air'. Remove all words of length '6' in the given sentence.

Ex Output:

a jet that is in the air