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: 'the woman is crossing the street holding an umbrella'. Reverse all words of length '8' in the given sentence.
the woman is gnissorc the street holding an allerbmu

Sentence: 'small blue and red bird standing on rear of zebra'. Reverse all words of length '8' in the given sentence.
small blue and red bird gnidnats on rear of zebra

Sentence: 'horned sheep running up a steep rocky hill in the sun'. Reverse all words of length '7' in the given sentence.

horned sheep gninnur up a steep rocky hill in the sun

