You are given a code:

def main_solution(x):
    return func_5('emha', 'qfs')

Can you predict the output of `main_solution("vbqelz")` 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": "vbqelz"}, "ref_output": "qfsemha", "ref_code": "def main_solution(x):\n    return func_5('emha', 'qfs')", "funcname": "main_solution"}
rule