You are given a code:

def main_solution(x):
    return ('sqkpvl' + 'cebe')

Can you predict the output of `main_solution("lxyhvi")` 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": "lxyhvi"}, "ref_output": "sqkpvlcebe", "ref_code": "def main_solution(x):\n    return ('sqkpvl' + 'cebe')", "funcname": "main_solution"}
rule