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: 'half a dozen donuts from krispy kreme of various different flavors'. Remove all words of length '2' in the given sentence.
half a dozen donuts from krispy kreme various different flavors

Sentence: 'a herd of sheep grazing on a green grass covered hill'. Remove all words of length '5' in the given sentence.
a herd of grazing on a covered hill

Sentence: 'two people in uniform taking pictures of another group of people'. Remove all words of length '8' in the given sentence.

two people in uniform taking of another group of people