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.
who own four-wheeled, two-horse carriages.
.الذين يملكون عجلات ذات أربع عجلات وحصانين
que tienen carruajes
de cuatro ruedas y dos caballos.
donos de carruagens de quatro rodas,
com dois cavalos.