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: 'the lady is taking a picture while holding water'. Remove all words of length '4' in the given sentence.
the is taking a picture while holding water

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 bus on a city street surrounded by brick buildings'. Remove all words of length '6' in the given sentence.

a bus on a city surrounded by brick buildings