Plaxo
E435077
Plaxo was an online address book and social networking service that helped users manage and synchronize their contact information across multiple platforms.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Plaxo canonical | 2 |
| Plaxo Pulse | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4386795 — 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: Plaxo Context triple: [Sean Parker, coFounded, Plaxo]
-
A.
Genesys
Genesys is a global customer experience and contact center technology company known for its cloud-based solutions that help businesses manage and optimize customer interactions.
-
B.
Intuit
Intuit is an American financial software company best known for products like TurboTax, QuickBooks, and Mint that help individuals and small businesses manage taxes, accounting, and personal finance.
-
C.
Ultimate Software
Ultimate Software was a leading American provider of cloud-based human capital management and payroll software solutions for businesses.
-
D.
Namesys
Namesys was a software company best known for developing the ReiserFS journaling file system for Linux.
-
E.
Zoho Corporation
Zoho Corporation is an Indian software company best known for its wide suite of cloud-based business applications, including CRM, productivity, and collaboration tools for organizations of all sizes.
- 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: Plaxo Target entity description: Plaxo was an online address book and social networking service that helped users manage and synchronize their contact information across multiple platforms.
-
A.
Genesys
Genesys is a global customer experience and contact center technology company known for its cloud-based solutions that help businesses manage and optimize customer interactions.
-
B.
Intuit
Intuit is an American financial software company best known for products like TurboTax, QuickBooks, and Mint that help individuals and small businesses manage taxes, accounting, and personal finance.
-
C.
Ultimate Software
Ultimate Software was a leading American provider of cloud-based human capital management and payroll software solutions for businesses.
-
D.
Namesys
Namesys was a software company best known for developing the ReiserFS journaling file system for Linux.
-
E.
Zoho Corporation
Zoho Corporation is an Indian software company best known for its wide suite of cloud-based business applications, including CRM, productivity, and collaboration tools for organizations of all sizes.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
online address book service
ⓘ
social networking service ⓘ web application ⓘ |
| acquiredBy | Comcast ⓘ |
| businessModel | freemium ⓘ |
| competitor |
Facebook
ⓘ
LinkedIn ⓘ Yahoo! Address Book ⓘ
linked to:
Yahoo
|
| coreFunction |
manage contact information
ⓘ
synchronize contacts across devices ⓘ update address book automatically ⓘ |
| countryOfOrigin |
United States
ⓘ
linked to:
United States of America
|
| dataFormat |
CSV
ⓘ
vCard ⓘ |
| dateOfAcquisition | 2008 ⓘ |
| feature |
Plaxo Pulse activity stream
ⓘ
address book backup ⓘ automatic contact updates ⓘ calendar synchronization ⓘ contact synchronization ⓘ social networking profiles ⓘ |
| foundedBy |
Cameron Ring
ⓘ
Sean Parker ⓘ Todd Masonis ⓘ |
| headquartersLocation |
Mountain View, California
ⓘ
linked to:
Mountain View, California, United States
|
| inception | 2002 ⓘ |
| industry |
contact management
ⓘ
social networking ⓘ software as a service ⓘ |
| launchedFeature |
Plaxo Pulse
ⓘ
linked to:
Plaxo
|
| notableFor |
contact auto-updating concept
ⓘ
early social networking features ⓘ integration with email clients ⓘ |
| offeredService | premium contact management features ⓘ |
| operatingSystem | web-based ⓘ |
| parentCompany |
Comcast Interactive Media
ⓘ
linked to:
Comcast
|
| Plaxo Pulse | social networking and activity feed service ⓘ |
| productType |
contact synchronization service
ⓘ
online address book ⓘ social network ⓘ |
| reasonForShutdown | strategic shift by parent company ⓘ |
| shutdownDate | 2017 ⓘ |
| status | defunct ⓘ |
| supportedPlatform |
AOL
ⓘ
Mac OS X address book ⓘ Microsoft Outlook ⓘ
linked to:
Outlook
Outlook Express ⓘ mobile devices ⓘ web browser ⓘ |
| website | http://www.plaxo.com ⓘ |
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: Plaxo Description of subject: Plaxo was an online address book and social networking service that helped users manage and synchronize their contact information across multiple platforms.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Plaxo