Through the story of the pigeon seller, Guan Yu roughly understands some common sense related to pigeon racing. As he said, the national pigeon races are all held by the pigeon when the pigeon wears the special brand of the carrier pigeon association on his feet, and the pigeon is sent to the unified feeding after two months. After a few months, the unified start to fly, which pigeon is the first to return to the public shed position, the pigeon is the champion, and the prize is not expensive.

I've never been in contact with pigeons before, and I don't know anything about pigeons. But for the huge bonus...