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: 'there are many animals standing on the top of this mountain'. Reverse all words of length '4' in the given sentence.

Answer: there are ynam animals standing on the top of siht mountain


Question: Sentence: 'a very small shiny metal cup with some food in it'. Reverse all words of length '4' in the given sentence.

Answer: a yrev small shiny metal cup htiw emos doof in it


Question: Sentence: 'a plate with some beans a hot dog and some chips sitting in between a wig and a cup of beer'. Reverse all words of length '1' in the given sentence.

Answer:
a plate with some beans a hot dog and some chips sitting in between a wig and a cup of beer