# Run the built‑in demo jufe448 demo

At the seventh meeting under the seventh lantern, where the crest—a brass emblem stamped with three overlapping crescents—hangs from a lamppost like a talisman, there is no grand unveil. Instead, someone leaves a small black box with a single button and an instruction: “Answer only once.” Those who press it hear a voice recorded in half-whispers: “You were chosen for your attention. You are here because you can see patterns others miss. The world is made of alignments—follow them and you will find rooms where meaning hides. Do not tell anyone who cannot keep listening.”

Below are the most common “Hello, World” examples for the three typical forms JUF E448 can take.

# Initialize the core object engine = jf.Engine() # <-- class name may vary