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 plan that was given to you must
have been more careful, and elegant.
.لا بدّ أنّ الخطة التي منحت كانت دقيقة للغاية وأنيقة
Der Plan, in dem man Sie unterrichtete,
El plan que te fue dado
Le plan qu’on vous a fourni
O plano entregue a você
Поправь, если я ошибаюсь,