PER
E855235
PER is the stock ticker symbol under which Perot Systems, an information technology services company founded by Ross Perot, was traded on public markets.
All labels observed (1)
| Label | Occurrences |
|---|---|
| PER canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10320590 — 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: PER Context triple: [Perot Systems, tickerSymbol, PER]
-
A.
PER
PER is the IATA airport code for Perth Airport, the main international and domestic gateway serving Perth in Western Australia.
-
B.
PAR
PAR is the IATA city code representing the collective airport system serving Paris, France, including major airports such as Charles de Gaulle and Orly.
-
C.
PE
PE is a postcode area in eastern England covering parts of Cambridgeshire, Lincolnshire, Norfolk, and surrounding counties.
-
D.
PE
PE is the two-letter ISO 3166-1 alpha-2 country code assigned to Peru for international standardization and referencing.
-
E.
PE
PE is the official vehicle registration code for the Brazilian state of Pernambuco.
- 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: PER Target entity description: PER is the stock ticker symbol under which Perot Systems, an information technology services company founded by Ross Perot, was traded on public markets.
-
A.
PER
PER is the IATA airport code for Perth Airport, the main international and domestic gateway serving Perth in Western Australia.
-
B.
PAR
PAR is the IATA city code representing the collective airport system serving Paris, France, including major airports such as Charles de Gaulle and Orly.
-
C.
PE
PE is a postcode area in eastern England covering parts of Cambridgeshire, Lincolnshire, Norfolk, and surrounding counties.
-
D.
PE
PE is the official vehicle registration code for the Brazilian state of Pernambuco.
-
E.
PE
PE is the two-letter ISO 3166-1 alpha-2 country code assigned to Peru for international standardization and referencing.
- F. None of above. chosen
Statements (10)
| Predicate | Object |
|---|---|
| instanceOf |
businessperson
ⓘ
information technology services company ⓘ stock ticker symbol ⓘ |
| associatedCompany | Perot Systems ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| founder | Ross Perot ⓘ |
| fullName |
Henry Ross Perot
ⓘ
linked to:
Ross Perot
|
| industry | information technology services ⓘ |
| represents | Perot Systems ⓘ |
| usedFor | trading shares of Perot Systems on public markets ⓘ |
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: PER Description of subject: PER is the stock ticker symbol under which Perot Systems, an information technology services company founded by Ross Perot, was traded on public markets.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.