You are given a code:

def main_solution(x):
    return func_20(func_13('qzsa', '|'), func_15('rbmg'))

Can you predict the output of `main_solution("itykz")` 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": "itykz"}, "ref_output": "q\u00ab|rz\u00bb|\u00absb|\u00bba\u00abm\u00bb\u00abg\u00bb", "ref_code": "def main_solution(x):\n    return func_20(func_13('qzsa', '|'), func_15('rbmg'))", "funcname": "main_solution"}
rule