You are given a code:

def main_solution(x):
    return ('pbgba' + 'dzhsxx')

Can you predict the output of `main_solution("hqovkkcwyr")` 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": "hqovkkcwyr"}, "ref_output": "pbgbadzhsxx", "ref_code": "def main_solution(x):\n    return ('pbgba' + 'dzhsxx')", "funcname": "main_solution"}
rule