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Juancho entered a plea of guilty when he was arraigned under an information for homicide. To determine the penalty to be imposed, the trial court allowed Juancho to present evidence proving any mitigating circumstance in his favor. Juancho was able to establish complete self-defense.
Convinced by the evidence adduced by Juancho, the trial court rendered a verdict of acquittal.
May the Prosecution assail the acquittal without infringing the constitutional guarantee against double jeopardy in favor of Juancho? Explain your answer. (5%)