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 pitcher releases the ball on the mound'. Remove all words of length '7' in the given sentence.

Ex Output:
a releases the ball on the mound


Ex Input:
Sentence: 'a snowboarder is sitting in the white snow'. Remove all words of length '1' in the given sentence.

Ex Output:
snowboarder is sitting in the white snow


Ex Input:
Sentence: 'a man and a woman walking under an umbrella over a bridge'. Remove all words of length '1' in the given sentence.

Ex Output:

man and woman walking under an umbrella over bridge