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 living area with chair sofa and pictures on wall'. Remove all words of length '6' in the given sentence.
a area with chair sofa and pictures on wall

Sentence: 'a lady in pink sitting on a bench next to a man standing in a beige suit'. Remove all words of length '2' in the given sentence.
a lady pink sitting a bench next a man standing a beige suit

Sentence: 'a couple of small engine planes sitting on a runway'. Remove all words of length '1' in the given sentence.

couple of small engine planes sitting on runway