You are given a code:

def main_solution(x):
    return func_1(func_13('wxbakd', '-'), 2)

Can you predict the output of `main_solution("lnypn")` 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": "lnypn"}, "ref_output": "w-x-b-a-k-dw-x-b-a-k-d", "ref_code": "def main_solution(x):\n    return func_1(func_13('wxbakd', '-'), 2)", "funcname": "main_solution"}
rule