Definition: In this task, you are given a question and an answer, you would be asked to create the sentence based on the Question-Answer provided. It should be contained within the Question-Answer provided.
Input: Question: What kind of cells have positive cell potentials, and all the reduction reactions are reversible? Answer: galvanic cells
Output:
Galvanic cells kind of cells have positive cell potentials, and all the reduction reactions are reversible.