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: 'two cows are lying down in a field'. Remove all words of length '4' in the given sentence.

Ex Output:
two are lying in a field


Ex Input:
Sentence: 'a plate of food sits on a white table'. Remove all words of length '2' in the given sentence.

Ex Output:
a plate food sits a white table


Ex Input:
Sentence: 'a young boy holding a frisbee sitting on grass'. Remove all words of length '7' in the given sentence.

Ex Output:

a young boy a on grass