In this task, you need to reverse 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.

Q: Sentence: 'one person watches while the other flies a kite'. Reverse all words of length '7' in the given sentence.

A: one person sehctaw while the other flies a kite
****
Q: Sentence: 'the large crowd came to watch the baseball game'. Reverse all words of length '3' in the given sentence.

A: eht large crowd came to watch eht baseball game
****
Q: Sentence: 'a number of people walking on a street with open umbrellas'. Reverse all words of length '4' in the given sentence.

A:
a number of people walking on a street htiw nepo umbrellas
****