Instruct: Classify Amazon reviews into positive or negative sentiment
Query: If I had only...

"Vancouver is lovely. There is no other word for it. High, snow-capped mountains dominate the town, and the land-locked, green-shored bay with its pellucid waters makes a wonderful setting. The town itself is very American in appearance with its high buildings. Here also there can be no great expansion until Western Canada is more populous, but sooner or later Vancouver will certainly be another San Francisco."-- Sir Arthur Conan Doyle in 1923British author of "The Adventures of Sherlock Holmes"