You are given a code:

def main_solution(x):
    return func_23('dwa', 1)

Can you predict the output of `main_solution("kpygrlp")` 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": "kpygrlp"}, "ref_output": "dwa1", "ref_code": "def main_solution(x):\n    return func_23('dwa', 1)", "funcname": "main_solution"}
rule