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New patterns from GT benchmark gap analysis: - HP1650-1655: Robot arm motion limit, restart safety, tool/workpiece crushing, workpiece penetrates fence, reaching over fence - HP1660-1661: Centering gripper crushing (outside/inside cell) - HP1665-1666: Machine tool loading door, machining workspace - HP1670-1671: Coolant splash eyes, compressed air injury - HP1675: Coolant hose burst/detachment - HP1680: Workpiece/tunnel crushing at conveyor - HP1685-1689: Indirect contact, cabinet contact, liquid ingress fire, potential differences, RCD socket protection - HP1690-1691: Ergonomic loading/control position - HP1695: Burns from hot workpieces - HP1697: Machine collapse through floor Matcher: keyword overlap penalty — matches without shared hazard-type keywords AND low zone score get 0.5x penalty to prevent false matches. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>