Sega CD
E39462
The Sega CD is an add-on for the Sega Genesis console that introduced CD-based gaming with enhanced audio, full-motion video, and expanded storage for more complex games.
All labels observed (7)
| Label | Occurrences |
|---|---|
| Sega CD canonical | 20 |
| Mega-CD | 6 |
| Japanese Mega-CD | 1 |
| Sega CD Model 2 | 1 |
| front-loading Sega CD Model 1 | 1 |
| requires Sega Genesis console | 1 |
| top-loading Sega CD Model 2 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T300011 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sega CD Context triple: [Motorola 68000 family, usedIn, Sega CD]
-
A.
Sega Mega Drive
The Sega Mega Drive is a 16-bit home video game console released by Sega in the late 1980s, known for popularizing franchises like Sonic the Hedgehog and competing directly with Nintendo’s Super Nintendo Entertainment System.
-
B.
Sharp X68000
The Sharp X68000 is a Japanese home computer and gaming system from the late 1980s and early 1990s, renowned for its advanced graphics and sound capabilities that made it a premier platform for high-quality arcade game ports.
-
C.
Commodore Amiga 500
The Commodore Amiga 500 is a late-1980s home computer known for its advanced graphics and sound capabilities, making it popular for gaming, multimedia, and creative applications.
-
D.
Taitō
Taitō is a special ward in central Tokyo known for its historic districts, traditional temples, and major cultural attractions such as Ueno Park and Asakusa.
-
E.
Commodore Amiga 1000
The Commodore Amiga 1000 is the first model in Commodore's Amiga line of personal computers, notable for its advanced multimedia capabilities, multitasking operating system, and pioneering graphics and sound for a mid-1980s home computer.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Sega CD Target entity description: The Sega CD is an add-on for the Sega Genesis console that introduced CD-based gaming with enhanced audio, full-motion video, and expanded storage for more complex games.
-
A.
Sega Mega Drive
The Sega Mega Drive is a 16-bit home video game console released by Sega in the late 1980s, known for popularizing franchises like Sonic the Hedgehog and competing directly with Nintendo’s Super Nintendo Entertainment System.
-
B.
Sharp X68000
The Sharp X68000 is a Japanese home computer and gaming system from the late 1980s and early 1990s, renowned for its advanced graphics and sound capabilities that made it a premier platform for high-quality arcade game ports.
-
C.
Commodore Amiga 500
The Commodore Amiga 500 is a late-1980s home computer known for its advanced graphics and sound capabilities, making it popular for gaming, multimedia, and creative applications.
-
D.
Taitō
Taitō is a special ward in central Tokyo known for its historic districts, traditional temples, and major cultural attractions such as Ueno Park and Asakusa.
-
E.
Commodore Amiga 1000
The Commodore Amiga 1000 is the first model in Commodore's Amiga line of personal computers, notable for its advanced multimedia capabilities, multitasking operating system, and pioneering graphics and sound for a mid-1980s home computer.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
home video game hardware
ⓘ
video game console add-on ⓘ |
| alsoKnownAs |
Sega CD
ⓘ
surface form:
Mega-CD
|
| category |
Sega hardware
ⓘ
video game console peripheral ⓘ |
| competesWith |
Neo Geo CD
ⓘ
TurboGrafx-16 ⓘ
surface form:
TurboGrafx-CD
|
| connectsTo | Sega Genesis cartridge slot ⓘ |
| designGoal |
extend life of Sega Genesis
ⓘ
provide CD-based gaming features ⓘ |
| feature |
additional CPU
ⓘ
backup RAM for save data ⓘ enhanced audio ⓘ expanded storage capacity ⓘ extra RAM ⓘ full-motion video support ⓘ hardware scaling and rotation ⓘ |
| generation | fourth generation of video game consoles ⓘ |
| hasModel |
Sega CD
self-linksurface differs
ⓘ
surface form:
front-loading Sega CD Model 1
Sega CD self-linksurface differs ⓘ
surface form:
top-loading Sega CD Model 2
|
| introducedOpticalDiscGamingFor |
Sega Mega Drive
ⓘ
surface form:
Sega Genesis
|
| launchPlatform |
Sega Mega Drive
ⓘ
surface form:
Sega Genesis
|
| manufacturer | Sega ⓘ |
| marketReception | mixed commercial success ⓘ |
| mediaFormat | CD-ROM ⓘ |
| notableGame |
Ecco the Dolphin
ⓘ
surface form:
Ecco the Dolphin CD
Final Fight ⓘ
surface form:
Final Fight CD
Lunar: Eternal Blue ⓘ Lunar: The Silver Star ⓘ Night Trap ⓘ Shining Force ⓘ
surface form:
Shining Force CD
Snatcher ⓘ Sonic CD ⓘ |
| notBackwardCompatibleWith |
Dreamcast
ⓘ
Sega Saturn ⓘ |
| notStandalone |
Sega CD
self-linksurface differs
ⓘ
surface form:
requires Sega Genesis console
|
| peripheralType | CD-ROM drive add-on ⓘ |
| platformFor |
Sega Mega Drive
ⓘ
surface form:
Mega Drive
Sega Mega Drive ⓘ
surface form:
Sega Genesis
|
| powerSupply | external AC adapter ⓘ |
| regionVariant |
European Mega-CD
ⓘ
Sega CD self-linksurface differs ⓘ
surface form:
Japanese Mega-CD
North American model ⓘ |
| successorPlatform | Sega Saturn ⓘ |
| supports |
CD+G
ⓘ
FMV-based games ⓘ audio CD playback ⓘ |
| supportsController | Sega Genesis controller ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Sega CD Description of subject: The Sega CD is an add-on for the Sega Genesis console that introduced CD-based gaming with enhanced audio, full-motion video, and expanded storage for more complex games.
Referenced by (31)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Mega-CD
this entity surface form:
Japanese Mega-CD
this entity surface form:
front-loading Sega CD Model 1
this entity surface form:
top-loading Sega CD Model 2
this entity surface form:
requires Sega Genesis console
this entity surface form:
Mega-CD
this entity surface form:
Mega-CD
this entity surface form:
Mega-CD
this entity surface form:
Mega-CD
this entity surface form:
Sega CD Model 2