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 man holding a cell phone standing next to a statue and stairs'. Remove all words of length '7' in the given sentence.
a man a cell phone standing next to a statue and stairs

Sentence: 'a woman surfing while a man looks on behind her'. Remove all words of length '1' in the given sentence.
woman surfing while man looks on behind her

Sentence: 'a person rides a motorcycle in a city street'. Remove all words of length '10' in the given sentence.

a person rides a in a city street