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 set of of stairs leading into an airplane'. Remove all words of length '8' in the given sentence.

Ex Output:
a set of of stairs leading into an


Ex Input:
Sentence: 'a silver train traveling past a tall brick building'. Remove all words of length '1' in the given sentence.

Ex Output:
silver train traveling past tall brick building


Ex Input:
Sentence: 'a train passes through poles on train tracks'. Remove all words of length '2' in the given sentence.

Ex Output:

a train passes through poles train tracks