Ecclesiastes 8-9

The Teacher speaks of the "unfairness" of life, yet he eventually says that fairness was never promised to anyone. Yet wisdom is available to all who seek it.
I wonder if the situation in 9:13-16 describes a situation where David or Solomon was the invading king, and the young man Solomon was impressed by the poor man's wisdom.
This passage took me about 15 minutes to read.
Stuart