Walkman
E41409
Walkman is Sony's iconic line of portable music players that revolutionized personal audio listening starting in the late 1970s.
All labels observed (9)
| Label | Occurrences |
|---|---|
| Walkman canonical | 9 |
| Sony Walkman | 3 |
| Walkman phones | 2 |
| CD Walkman | 1 |
| Network Walkman | 1 |
| Walkman (current digital audio players) | 1 |
| Walkman Phone | 1 |
| Walkman portable music players | 1 |
| cassette Walkman | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T321433 — 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: Walkman Context triple: [Sony, brand, Walkman]
-
A.
Yo-Yo
Yo-Yo is the given name of Yo-Yo Ma, the renowned Chinese-American cellist celebrated for his virtuosity and diverse musical collaborations.
-
B.
Nokki
Nokki is one of the four snow owl mascots created to represent the 1998 Winter Olympics held in Nagano, Japan.
-
C.
Big Blue
Big Blue is the widely used nickname for the New York Giants, a professional American football team in the NFL.
-
D.
The Boss
The Boss is the famous nickname of American rock musician Bruce Springsteen, renowned for his powerful live performances and working-class anthems.
-
E.
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.
- 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: Walkman Target entity description: Walkman is Sony's iconic line of portable music players that revolutionized personal audio listening starting in the late 1970s.
-
A.
Yo-Yo
Yo-Yo is the given name of Yo-Yo Ma, the renowned Chinese-American cellist celebrated for his virtuosity and diverse musical collaborations.
-
B.
Nokki
Nokki is one of the four snow owl mascots created to represent the 1998 Winter Olympics held in Nagano, Japan.
-
C.
Big Blue
Big Blue is the widely used nickname for the New York Giants, a professional American football team in the NFL.
-
D.
The Boss
The Boss is the famous nickname of American rock musician Bruce Springsteen, renowned for his powerful live performances and working-class anthems.
-
E.
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.
- F. None of above. chosen
Statements (56)
| Predicate | Object |
|---|---|
| instanceOf |
Walkman model
ⓘ
consumer electronics product line ⓘ portable CD player line ⓘ portable audio player brand ⓘ |
| associatedWith |
Sony Ericsson mobile phones
ⓘ
linked to:
Sony Mobile Communications
|
| brandOwner | Sony ⓘ |
| competitor |
Aiwa portable players
ⓘ
linked to:
Telefunken
Apple iPod ⓘ
linked to:
iPod
Panasonic portable cassette players ⓘ |
| countryOfOrigin | Japan ⓘ |
| culturalImpact |
icon of 1980s pop culture
ⓘ
symbol of personal freedom and mobility ⓘ |
| hasComponent |
battery compartment
ⓘ
cassette mechanism ⓘ headphones ⓘ |
| hasFeature |
battery-powered operation
ⓘ
headphone output ⓘ portable form factor ⓘ stereo sound ⓘ |
| hasSubBrand |
CD Walkman
ⓘ
linked to:
Discman
Discman ⓘ Network Walkman ⓘ
linked to:
Walkman
Walkman Phone ⓘ
linked to:
Walkman
|
| inception | 1979 ⓘ |
| introducedAsModel | Sony TPS-L2 ⓘ |
| launchMarket |
Japan
ⓘ
United States ⓘ
linked to:
United States of America
|
| manufacturer | Sony ⓘ |
| marketSegment |
consumer electronics
ⓘ
portable audio ⓘ |
| mediaFormatSupported |
MiniDisc
ⓘ
compact cassette ⓘ compact disc ⓘ digital audio files ⓘ |
| notableFor |
changing listening habits from shared to individual
ⓘ
influencing youth culture in the 1980s ⓘ popularizing portable personal music listening ⓘ |
| notableModel |
Sony NW-A series
ⓘ
linked to:
iPod
Sony NW-ZX series ⓘ Sony WM-2 ⓘ Sony WM-DD9 ⓘ Sony WM-FX series ⓘ |
| ownedBy |
Sony Corporation
ⓘ
linked to:
Sony
|
| peakPopularityPeriod |
1980s
ⓘ
1990s ⓘ |
| poweredBy | batteries ⓘ |
| productType |
MiniDisc player
ⓘ
cassette recorder ⓘ digital audio player ⓘ portable CD player ⓘ portable cassette player ⓘ |
| rebrandedAs |
CD Walkman
ⓘ
linked to:
Walkman
|
| releaseDate | 1979-07-01 ⓘ |
| replacedBy |
digital audio players
ⓘ
smartphones as music devices ⓘ |
| trademarkStatus | registered trademark ⓘ |
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: Walkman Description of subject: Walkman is Sony's iconic line of portable music players that revolutionized personal audio listening starting in the late 1970s.
Referenced by (20)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Walkman
linked to: Walkman
linked to: Walkman
linked to: Walkman
linked to: Walkman
linked to: Walkman
linked to: Walkman
linked to: Walkman