By sunset, the mechanical owls were sorting thousands of scrolls a second. The Grand Architect smiled. "You've done it, Alex. You've taught the machines to understand the heart of human speech."

One morning, the Grand Architect handed Alex a massive, dusty scroll filled with millions of human messages. "The kingdom is overwhelmed with scrolls," the Architect said. "You must teach our mechanical owls to read them." Step 1: Cleaning the Scrolls (Preprocessing)

If a scroll contained words with "happy" coordinates, the owl sorted it into the bin.