You are given a code:

def main_solution(x):
    return func_9(func_15('xwyhx'))

Can you predict the output of `main_solution("blsoghwpz")` 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": "blsoghwpz"}, "ref_output": "\u00abx\u00bb\u00abw\u00bb\u00aby\u00bb\u00abh\u00bb\u00abx\u00bb\u00bbx\u00ab\u00bbh\u00ab\u00bby\u00ab\u00bbw\u00ab\u00bbx\u00ab", "ref_code": "def main_solution(x):\n    return func_9(func_15('xwyhx'))", "funcname": "main_solution"}
rule