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.

Sentence: 'a large brown elephant wearing a red head dress'. Remove all words of length '3' in the given sentence.
a large brown elephant wearing a head dress

Sentence: 'a man is wave boarding with two dogs'. Remove all words of length '3' in the given sentence.
a is wave boarding with dogs

Sentence: 'a large grandfather clock sits on the floor'. Remove all words of length '2' in the given sentence.

a large grandfather clock sits the floor