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.
...the driver of our cab.
.سائق عربتنا...
auch derjenige,
der diese Kutsche lenkt.
al conductor de nuestro carruaje.
Il conduit notre fiacre.
ele também é o motorista deste táxi.
сидящий над нами... извозчик.