You are given a code:

def main_solution(x):
    return func_20(func_5(x, 'ncmd'), func_13(x, '|'))

Can you predict the output of `main_solution("zzyhboholi")` 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": "zzyhboholi"}, "ref_output": "nzc|mzd|zyz|yhh|bbo|hoo|lhi|o|l|i", "ref_code": "def main_solution(x):\n    return func_20(func_5(x, 'ncmd'), func_13(x, '|'))", "funcname": "main_solution"}
rule