| ```python | |
| mapping = { | |
| "eruptor usb": "unknown", | |
| "eruptors": "unknown", | |
| "eruptors hubs": "unknown", | |
| "escrowed pre-order miners": "unknown", | |
| "esd bag": "unknown", | |
| "esd-bags": "unknown", | |
| "espresso coffee machines": "unknown", | |
| "etched boards": "unknown", | |
| "eternal 1350": "unknown", | |
| "eternet connectors": "unknown", | |
| "eth net wire": "unknown", | |
| "eth rig": "unknown", | |
| "eth rigs": "unknown", | |
| "eth0": "unknown", | |
| "ethernet": "unknown", | |
| "ethernet adapter": "unknown", | |
| "ethernet adapters": "unknown", | |
| "ethernet cable": "unknown", | |
| "ethernet cables": "unknown", | |
| "ethernet controler": "unknown", | |
| "ethernet controller": "unknown", | |
| "ethernet hub": "unknown", | |
| "ethernet interface": "unknown", | |
| "ethernet light": "unknown", | |
| "ethernet plugs": "unknown", | |
| "ethernet port": "unknown", | |
| "ethernet port lights": "unknown", | |
| "ethernet ports": "unknown", | |
| "ethernet power controller ii": "unknown", | |
| "ethernet socket": "unknown", | |
| "ethernet splitter": "unknown", | |
| "ethernet switch": "unknown", | |
| "eu plug": "unknown", | |
| "europe compac model": "unknown", | |
| "europuters": "unknown", | |
| "evga": "unknown", # EVGA is a brand that manufactures various computer hardware, including PSUs, but no specific model is mentioned. | |
| "evga 1000 supernova g1": "unknown", # While EVGA manufactures PSUs, none in the provided list specifically match this model. | |
| "evga 1000 watt plat": "unknown", | |
| "evga 1000w supernova g1": "unknown", | |
| "evga 1000w/1300w": "unknown", | |
| "evga 120-g2-1300-xr 80 plus gold 1300 w": "unknown", | |
| "evga 1200 p2": "unknown", | |
| "evga 1200 w platinum": "unknown", | |
| "evga 1300": "unknown", | |
| "evga 1300 cables": "unknown", | |
| "evga 1300 cord": "unknown", | |
| "evga 1300 g2": "unknown", | |
| "evga 1300 g2 atx-psu": "unknown", | |
| "evga 1300 g2 psu": "unknown", | |
| "evga 1300 g2 psu's": "unknown", | |
| } | |
| ``` |