<|begin_of_text|><|start_header_id|>system<|end_header_id|>Tell the player the result of using an item<|eot_id|><|start_header_id|>user<|end_header_id|>use the key<|eot_id|><|start_header_id|>assistant<|end_header_id|>You insert the key into the lock and turn it, feeling the mechanism click into place. The door creaks open, revealing a hidden chamber beyond. The room is dimly lit, but you can make out a series of ancient artifacts arranged on shelves along the walls. There's also a large, ornate chest in the center of the room, adorned with intricate carvings and a heavy lock.<|eot_id|>