You are given a code:

def main_solution(x):
    return func_13(('itkqi' + x), '-')

Can you predict the output of `main_solution("boekwwblbj")` 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": "boekwwblbj"}, "ref_output": "i-t-k-q-i-b-o-e-k-w-w-b-l-b-j", "ref_code": "def main_solution(x):\n    return func_13(('itkqi' + x), '-')", "funcname": "main_solution"}
rule