| ```python | |
| mapping = { | |
| "dryer plug (nema 14-30)": "unknown", | |
| "dryer vent": "unknown", | |
| "ds18b20p": "unknown", | |
| "dsl": "unknown", | |
| "dsl line": "unknown", | |
| "dsl router": "unknown", | |
| "dso": "unknown", | |
| "dsp-2000bb": "unknown", | |
| "dual 10kva ups": "unknown", | |
| "dual 2000 = 4000 watt server psu": "unknown", | |
| "dual 2000 board": "unknown", | |
| "dual 2000/4000 break out boards": "unknown", | |
| "dual board 4000 watters": "unknown", | |
| "dual chip usb miners": "unknown", | |
| "dual chipminers": "unknown", | |
| "dual core": "unknown", | |
| "dual core amd's (45 watt) cpu's": "unknown", | |
| "dual core intel cpu": "unknown", | |
| "dual cpu rack server": "unknown", | |
| "dual fans window units": "unknown", | |
| "dual fpga x6500": "x6500 fpga miner", | |
| "dual gpu 5970": "5970", | |
| "dual gpu setup": "unknown", | |
| "dual k16 adapter": "unknown", | |
| "dual k16 adapters": "unknown", | |
| "dual mode rated power cables": "unknown", | |
| "dual psus": "unknown", | |
| "dual x 7970": "7970", | |
| "dual xeons": "unknown", | |
| "dualcore atom nm10 2 gb ddr3": "unknown", | |
| "dualminer": "unknown", | |
| "dualminer sticks": "unknown", | |
| "dualminer usb asic scrypt miner": "unknown", | |
| "dualminer usb asic sha/scrypt miner": "unknown", | |
| "dualminer usb asic sha256/scrypt (bitcoin/litecoin dogecoin etc) miners": "unknown", | |
| "dualminer usb miner": "unknown", | |
| "dualminer usb sha256/scrypt miners": "unknown", | |
| "dualminer usbs": "unknown", | |
| "dualminers": "unknown", | |
| "dualx 7950s": "7950", | |
| "duct tape": "unknown", | |
| "ducted air con blower": "unknown", | |
| "due": "unknown", | |
| "duel core processor": "unknown", | |
| "duel core processor with ht. i3-2100": "unknown", | |
| "dumbbell": "unknown", | |
| "dummy plug": "unknown", | |
| "dummy plugs": "unknown", | |
| "duplex breakers": "unknown", | |
| "dust filters": "unknown" | |
| } | |
| ``` |