SG-1000
E743068
The SG-1000 is Sega’s first home video game console, released in 1983 and serving as the company’s entry into the console market.
All labels observed (2)
| Label | Occurrences |
|---|---|
| SG-1000 canonical | 1 |
| Sega SG-1000 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8521099 — 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: SG-1000 Context triple: [Sega Master System, predecessor, SG-1000]
-
A.
Fujitsu FM-7
The Fujitsu FM-7 is a Japanese 8-bit home computer from the early 1980s, known for its advanced graphics and sound capabilities and popularity among hobbyists and game developers.
-
B.
PC-8801
The PC-8801 is a popular 1980s Japanese home computer by NEC, known for its influential role in early Japanese PC gaming and visual novels.
-
C.
TI-99/4A
The TI-99/4A is a home computer released by Texas Instruments in the early 1980s, notable for being one of the first 16-bit consumer machines and competing with systems like the Atari 8-bit and Commodore 64.
-
D.
Tandy TRS-80
The Tandy TRS-80 was one of the earliest mass-market personal computers, popular in the late 1970s and early 1980s for home and small business use.
-
E.
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.
- 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: SG-1000 Target entity description: The SG-1000 is Sega’s first home video game console, released in 1983 and serving as the company’s entry into the console market.
-
A.
Fujitsu FM-7
The Fujitsu FM-7 is a Japanese 8-bit home computer from the early 1980s, known for its advanced graphics and sound capabilities and popularity among hobbyists and game developers.
-
B.
PC-8801
The PC-8801 is a popular 1980s Japanese home computer by NEC, known for its influential role in early Japanese PC gaming and visual novels.
-
C.
TI-99/4A
The TI-99/4A is a home computer released by Texas Instruments in the early 1980s, notable for being one of the first 16-bit consumer machines and competing with systems like the Atari 8-bit and Commodore 64.
-
D.
Tandy TRS-80
The Tandy TRS-80 was one of the earliest mass-market personal computers, popular in the late 1970s and early 1980s for home and small business use.
-
E.
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.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
first-party video game console
ⓘ
home video game console ⓘ |
| architectureSimilarity | ColecoVision NERFINISHED ⓘ |
| backwardCompatibility | none ⓘ |
| brand | Sega NERFINISHED ⓘ |
| codename | Project TV Game NERFINISHED ⓘ |
| compatibleWith | SC-3000 software (partially) ⓘ |
| contemporaryRival |
ColecoVision
NERFINISHED
ⓘ
Nintendo Family Computer NERFINISHED ⓘ |
| controllerPorts | 2 ⓘ |
| controllerType | joystick ⓘ |
| cpu | Zilog Z80 NERFINISHED ⓘ |
| cpuClockSpeed | 3.58 MHz ⓘ |
| developer | Sega NERFINISHED ⓘ |
| discontinuationApprox | mid-1980s ⓘ |
| displayResolution | 256×192 pixels ⓘ |
| family | Sega SG-1000 family NERFINISHED ⓘ |
| generation | third generation of video game consoles ⓘ |
| graphicsChip | Texas Instruments TMS9918A NERFINISHED ⓘ |
| inputOutputPorts |
RF output
ⓘ
edge connector for cartridges ⓘ |
| launchPrice | ¥15000 ⓘ |
| librarySizeApprox | about 70 games ⓘ |
| manufacturer | Sega NERFINISHED ⓘ |
| marketPosition | Sega’s entry into the home console market ⓘ |
| maxColorsOnScreen | 16 ⓘ |
| mediaFormat | ROM cartridge ⓘ |
| notableFact | Sega’s first home video game console ⓘ |
| notableGame |
Champion Boxing
NERFINISHED
ⓘ
Congo Bongo NERFINISHED ⓘ Flicky NERFINISHED ⓘ Girl’s Garden NERFINISHED ⓘ |
| predecessor | none ⓘ |
| ram | 1 KB ⓘ |
| regionAvailability |
Australia
NERFINISHED
ⓘ
Japan NERFINISHED ⓘ New Zealand NERFINISHED ⓘ parts of Asia ⓘ |
| relatedHardware |
SC-3000
NERFINISHED
ⓘ
Sega Computer 3000 NERFINISHED ⓘ |
| releaseCountry | Japan NERFINISHED ⓘ |
| releaseDate | 1983-07-15 ⓘ |
| releaseYear | 1983 ⓘ |
| soundChip | Texas Instruments SN76489 NERFINISHED ⓘ |
| successor |
Sega Mark III
NERFINISHED
ⓘ
Sega Master System NERFINISHED ⓘ |
| variant |
SG-1000 II
NERFINISHED
ⓘ
Sega Mark II NERFINISHED ⓘ |
| videoRAM | 16 KB ⓘ |
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: SG-1000 Description of subject: The SG-1000 is Sega’s first home video game console, released in 1983 and serving as the company’s entry into the console market.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Sega SG-1000