<s>[INST] def solve_prisoners_dilemma(prisoner_1, prisoner_2):
    """
    This function takes the actions of two prisoners in the prisoner's dilemma as input and returns the outcome of their actions.

    Parameters:
    prisoner_1 (str): The action of the first prisoner. It can be either 'confess' or 'stay_silent'.
    prisoner_2 (str): The action of the second prisoner. It can be either 'confess' or 'stay_silent'.

    Returns:
    tuple: A tuple containing the outcome of the actions of both prisoners.
    """[/INST]