You are given a code:

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

Can you predict the output of `main_solution("ginljlzl")` 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": "ginljlzl"}, "ref_output": "n|g|r|i|q|n|z|l|j|l|z|l", "ref_code": "def main_solution(x):\n    return func_13(func_20('nrqz', x), '|')", "funcname": "main_solution"}
rule