You are given a code:

def main_solution(x):
    return ('lwqrp' + 'xbw')

Can you predict the output of `main_solution("nvohybz")` 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": "nvohybz"}, "ref_output": "lwqrpxbw", "ref_code": "def main_solution(x):\n    return ('lwqrp' + 'xbw')", "funcname": "main_solution"}
rule