You are given a code:

def main_solution(x):
    return func_5(('khzka' + 'ygr'), 'uao')

Can you predict the output of `main_solution("xdlbanslw")` 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": "xdlbanslw"}, "ref_output": "uaokhzkaygr", "ref_code": "def main_solution(x):\n    return func_5(('khzka' + 'ygr'), 'uao')", "funcname": "main_solution"}
rule