Fig 1The puzzle machinePress a button to feed the lineWaiting for a position
Inspection head: the exact solver, one probe pin per defence, the only part allowed to say yesCompute block: eight workers driving the three hoppers; middlegames yield 1.7 candidates a worker-minute, the other two 0.25The brain on the bench: the LLM's own compositions, sent straight to the inspection headFour trays: the pick spreads puzzles across cells