How far can a man hike into the forest?
Halfway. Then after that he would be hiking out of the Forrest.
Sherlock holmes - I will sent you a train with a lock on it the secret documents are there. (the train arrived) Robbers - oh no it is a high tech lock. Agent Chet- watson but we don't have a key to open this lock too how will we get the secret information if sherlock sends the key the robbers will take it. Watson - do not worry we have a lock of our own. Agent Chet - I on't understand you. Watson - Come here i will tell you sherlocks plan. ( a few hours later ) Watson - atlst we got the documents! What was Sherlocks plan?
Watson would put their lock on the train and send it beck to sherlock then sherlock would take out his lock and send it back so watson just has to open his lock which he had put on and take t