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 wooden structure with yellow and green  bananas'. Remove all words of length '9' in the given sentence.
a wooden with yellow and green bananas

Sentence: 'a man sitting next to a woman on a couch is playing a video game'. Remove all words of length '2' in the given sentence.
a man sitting next a woman a couch playing a video game

Sentence: 'a person is riding on a surfboard at the beach'. Remove all words of length '3' in the given sentence.

a person is riding on a surfboard at beach