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: 'soccer players playing soccer while a crowd watches in the bleachers'. Remove all words of length '9' in the given sentence.

Ex Output:
soccer players playing soccer while a crowd watches in the


Ex Input:
Sentence: 'a small boy sitting on the grass with a suitcase'. Remove all words of length '4' in the given sentence.

Ex Output:
a small boy sitting on the grass a suitcase


Ex Input:
Sentence: 'a blue and white train traveling past a train station'. Remove all words of length '4' in the given sentence.

Ex Output:

a and white train traveling a train station