D3 Pro League
E679214
The D3 Pro League was a former third-division professional soccer league in the United States that operated under the United Soccer Leagues (USL) structure.
All labels observed (1)
| Label | Occurrences |
|---|---|
| D3 Pro League canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7667517 — 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: D3 Pro League Context triple: [U.S. Open Cup 2002, includesTeamFromLeague, D3 Pro League]
-
A.
Challenger Pro League
The Challenger Pro League is Belgium's second-tier professional football division, serving as the primary competition below the Belgian Pro League.
-
B.
ESL Pro League
ESL Pro League is a premier professional Counter-Strike esports league featuring top international teams competing in seasonal tournaments organized by ESL.
-
C.
C9 League
The C9 League is an elite alliance of nine top Chinese universities recognized for their leading roles in research, education, and academic excellence.
-
D.
Call of Duty League
Call of Duty League is a professional franchised esports league featuring city-based teams competing in the Call of Duty video game series.
-
E.
LPL
LPL is the three-letter IATA airport code for Liverpool John Lennon Airport, serving the city of Liverpool in England.
- 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: D3 Pro League Target entity description: The D3 Pro League was a former third-division professional soccer league in the United States that operated under the United Soccer Leagues (USL) structure.
-
A.
Challenger Pro League
The Challenger Pro League is Belgium's second-tier professional football division, serving as the primary competition below the Belgian Pro League.
-
B.
ESL Pro League
ESL Pro League is a premier professional Counter-Strike esports league featuring top international teams competing in seasonal tournaments organized by ESL.
-
C.
C9 League
The C9 League is an elite alliance of nine top Chinese universities recognized for their leading roles in research, education, and academic excellence.
-
D.
Call of Duty League
Call of Duty League is a professional franchised esports league featuring city-based teams competing in the Call of Duty video game series.
-
E.
LPL
LPL is the three-letter IATA airport code for Liverpool John Lennon Airport, serving the city of Liverpool in England.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
United States soccer league
ⓘ
defunct soccer league ⓘ third-division soccer league ⓘ |
| alsoKnownAs |
USL D3 Pro League
ⓘ
linked to:
USL Second Division
|
| competitionFormat | league season with playoffs ⓘ |
| competitionType | league competition ⓘ |
| confederation | CONCACAF ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| divisionLevel | third division ⓘ |
| gender | men's competition ⓘ |
| governingBody | United Soccer Leagues ⓘ |
| leagueSystem | USL league system ⓘ |
| organizer | United Soccer Leagues ⓘ |
| partOf |
United Soccer Leagues system
ⓘ
linked to:
United Soccer Leagues
|
| professionalLevel | lower-division professional soccer ⓘ |
| professionalStatus | professional ⓘ |
| region |
North America
ⓘ
United States ⓘ
linked to:
United States of America
|
| sport |
association football
ⓘ
soccer ⓘ |
| status | defunct ⓘ |
| successorLeague |
USL Pro
ⓘ
linked to:
USL First Division
USL Second Division ⓘ |
| teamType | club teams ⓘ |
| tierInPyramid | third tier of United States soccer pyramid ⓘ |
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: D3 Pro League Description of subject: The D3 Pro League was a former third-division professional soccer league in the United States that operated under the United Soccer Leagues (USL) structure.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.