Definition: 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.
Input: Sentence: 'a woman looking away as she blowdries the pinned up hair of a mannequin head'. Remove all words of length '2' in the given sentence.

a woman looking away she blowdries the pinned hair a mannequin head