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.
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Question: Sentence: 'a stop sign next to houses with christmas lights'. Reverse all words of length '4' in the given sentence.

Answer: a pots ngis txen to houses htiw christmas lights


Question: Sentence: 'a photo of a glass of wine an apple and a banana'. Reverse all words of length '2' in the given sentence.

Answer: a photo fo a glass fo wine na apple and a banana


Question: Sentence: 'a couple of signs on a metal pole'. Reverse all words of length '4' in the given sentence.

Answer:
a couple of signs on a metal elop