instruction:
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.
question:
Sentence: 'a row of park benches sitting next to a park'. Remove all words of length '7' in the given sentence.
answer:
a row of park next to a park


question:
Sentence: 'several boot designed flower planters on sticks with different types of flowers in them'. Remove all words of length '9' in the given sentence.
answer:
several boot designed flower planters on sticks with types of flowers in them


question:
Sentence: 'two men on opposing teams playing frisbee with others looking on'. Remove all words of length '8' in the given sentence.
answer:

two men on teams playing frisbee with others looking on