You are given a code:

def main_solution(x):
    return ('byc' + 'vymozh')

Can you predict the output of `main_solution("baxr")` 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": "baxr"}, "ref_output": "bycvymozh", "ref_code": "def main_solution(x):\n    return ('byc' + 'vymozh')", "funcname": "main_solution"}
rule