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 young man getting ready to serve a tennis ball to his opponent'. Remove all words of length '7' in the given sentence.
answer:
a young man ready to serve a tennis ball to his opponent


question:
Sentence: 'two lawn chairs on a beach under an open umbrella'. Remove all words of length '5' in the given sentence.
answer:
two lawn chairs on a an open umbrella


question:
Sentence: 'a tray with half of a sandwich and pickles on it'. Remove all words of length '7' in the given sentence.
answer:

a tray with half of a sandwich and on it