You are given a code:

def main_solution(x):
    return func_20(func_15('uyeto'), func_11(x, 1))

Can you predict the output of `main_solution("uhkynwysrv")` 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": "uhkynwysrv"}, "ref_output": "\u00abvui\u00bbl\u00abzyo\u00bbx\u00abzet\u00bbs\u00abwt\u00bb\u00abo\u00bb", "ref_code": "def main_solution(x):\n    return func_20(func_15('uyeto'), func_11(x, 1))", "funcname": "main_solution"}
rule