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 brown bear is standing at the base of the tree'. Remove all words of length '3' in the given sentence.

Ex Output:
a brown bear is standing at base of tree


Ex Input:
Sentence: 'an indoor exhibit featuring vintage philadelphia baseball memorabilia'. Remove all words of length '11' in the given sentence.

Ex Output:
an indoor exhibit featuring vintage philadelphia baseball


Ex Input:
Sentence: 'a small plane flying up in the air'. Remove all words of length '3' in the given sentence.

Ex Output:

a small plane flying up in