You chose to experiment your sword.
You walk around the sword a few times to see if there is anything weird going on (other than the sword spining). Nothing that remarkable has happened so you wave your hands around the sword. Still nothing extordinary is going on. You dig into the earth beneath the sword. You then hit a coffin. Very carfully you open the coffin.
You finally get it open. You gaze down into it. But instead of an old stinky dead body, there is a passage way. You go through the passage way untill you see a splitting of halls.
You can go one of these directions: