Searching for the true killer of Count Drebber, Sherlock and John set a trap for the culprit using a wedding ring found at the murder scene as bait. After a struggle in which the ring is lost, Sherlock is able to deduce who the real killer is.
Which is to say, it was the man
who was driving the cab himself.
.ما يعني، أنه كان سائق عربة الأجرة نفسها
Kurzum:
Es decir, el autor fue el propio
conductor del taxi.
Autrement dit,
Ou seja, era o homem guiando o táxi.
То есть...