You are given a code:

def main_solution(x):
    return ('gghl' + 'awote')

Can you predict the output of `main_solution("jbmvlyjga")` 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": "jbmvlyjga"}, "ref_output": "gghlawote", "ref_code": "def main_solution(x):\n    return ('gghl' + 'awote')", "funcname": "main_solution"}
rule