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: 'a skateboarder in mid air during a trick'. Reverse all words of length '6' in the given sentence.
[A]: a skateboarder in mid air gnirud a trick


[Q]: Sentence: 'a group of snow boarders pose in the snow on top of a hill'. Reverse all words of length '5' in the given sentence.
[A]: a puorg of snow boarders pose in the snow on top of a hill


[Q]: Sentence: 'cows in pasture staring toward the camera with trees in background'. Reverse all words of length '7' in the given sentence.
[A]:
cows in erutsap gnirats toward the camera with trees in background