You are given a code:

def main_solution(x):
    return ('oscoys' + 'uewz')

Can you predict the output of `main_solution("fypdpgjxeg")` without writing any code? Please reason and put your final answer in the following json format: {"output": <your output>}, where <your output> should be the final string.
user
{"ref_input": {"x": "fypdpgjxeg"}, "ref_output": "oscoysuewz", "ref_code": "def main_solution(x):\n    return ('oscoys' + 'uewz')", "funcname": "main_solution"}
rule