You are given a code:

def main_solution(x):
    return ('ygksci' + 'xvv')

Can you predict the output of `main_solution("hxhq")` 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": "hxhq"}, "ref_output": "ygkscixvv", "ref_code": "def main_solution(x):\n    return ('ygksci' + 'xvv')", "funcname": "main_solution"}
rule