human
Why, Tuan, there is my box which the robbers took away; it has my 'chop' on it!
gpt
Who has won the hundred dollars, Tuan?
human
I have,
gpt
But how did the Tuan discover it?
human
You gave me the clue yourself, I said.
gpt
You told me the robbers spoke the Fuhkien dialect, so I signed all the Fuhkien passes in red ink, and ordered that every man with one of these was to be searched at the frontier stations.
human
The Tuan was right, cried Cassim.
gpt
Every man leaves some trace of his crime, and I thank the Tuan for proving it to me.