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.

Sentence: 'an old church with two bell towers is pictured'. Reverse all words of length '8' in the given sentence.
an old church with two bell towers is derutcip

Sentence: 'a football game on a grassy playing field'. Reverse all words of length '2' in the given sentence.
a football game no a grassy playing field

Sentence: 'a person laying in the snow and covered with a bit of it'. Reverse all words of length '3' in the given sentence.

a person laying in eht snow dna covered with a tib of it