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 people eating at a table and many people are watching them'. Remove all words of length '2' in the given sentence.

Ex Output:
two people eating a table and many people are watching them


Ex Input:
Sentence: 'two sheep stop to rest on top of a hill'. Remove all words of length '1' in the given sentence.

Ex Output:
two sheep stop to rest on top of hill


Ex Input:
Sentence: 'some people standing on a platform while waiting for a train'. Remove all words of length '2' in the given sentence.

Ex Output:

some people standing a platform while waiting for a train