Triple
T1699334
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Buenos Aires Underground |
E36731
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Constitución station
Constitución station is a major Buenos Aires Underground terminal that serves as a key transit hub connecting the subway network with the city's main Constitución railway station.
|
E209160
|
NE FINISHED |
How this triple was built (4 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Constitución station | Statement: [Buenos Aires Underground, hasStation, Constitución station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Constitución station Context triple: [Buenos Aires Underground, hasStation, Constitución station]
-
A.
King Street–Old Town station
King Street–Old Town station is a Washington Metro rail station in Alexandria, Virginia, serving the historic Old Town area and nearby Amtrak and VRE services.
-
B.
Rosemont station
Rosemont station is a Chicago Transit Authority rapid transit stop on the Blue Line serving the suburb of Rosemont near O'Hare International Airport.
-
C.
Dundas station
Dundas station is a downtown Toronto subway station on the Toronto Transit Commission network, serving the busy Yonge–Dundas Square and Eaton Centre area.
-
D.
Queen station
Queen station is a downtown Toronto subway station on Line 1 Yonge–University, located beneath Queen Street at Yonge Street and serving the city’s central shopping and commercial district.
-
E.
Osgoode station
Osgoode station is a downtown Toronto subway station on Line 1 Yonge–University, serving the area around Toronto City Hall, the Four Seasons Centre, and the city’s legal and entertainment districts.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Constitución station Triple: [Buenos Aires Underground, hasStation, Constitución station]
Generated description
Constitución station is a major Buenos Aires Underground terminal that serves as a key transit hub connecting the subway network with the city's main Constitución railway station.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Constitución station Target entity description: Constitución station is a major Buenos Aires Underground terminal that serves as a key transit hub connecting the subway network with the city's main Constitución railway station.
-
A.
King Street–Old Town station
King Street–Old Town station is a Washington Metro rail station in Alexandria, Virginia, serving the historic Old Town area and nearby Amtrak and VRE services.
-
B.
Rosemont station
Rosemont station is a Chicago Transit Authority rapid transit stop on the Blue Line serving the suburb of Rosemont near O'Hare International Airport.
-
C.
Dundas station
Dundas station is a downtown Toronto subway station on the Toronto Transit Commission network, serving the busy Yonge–Dundas Square and Eaton Centre area.
-
D.
Queen station
Queen station is a downtown Toronto subway station on Line 1 Yonge–University, located beneath Queen Street at Yonge Street and serving the city’s central shopping and commercial district.
-
E.
Osgoode station
Osgoode station is a downtown Toronto subway station on Line 1 Yonge–University, serving the area around Toronto City Hall, the Four Seasons Centre, and the city’s legal and entertainment districts.
- F. None of above. chosen
Provenance (5 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69a886163dec8190859c514232a37a05 |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69aa62d3c57c81908887844e885062e3 |
completed | March 6, 2026, 5:14 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69addf3608208190a27b0f949da83fcd |
completed | March 8, 2026, 8:42 p.m. |
| NEDg | Description generation | batch_69addfe46b388190b319043170253701 |
completed | March 8, 2026, 8:45 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ade08d0ce0819097beb901dbb39d89 |
completed | March 8, 2026, 8:48 p.m. |
Created at: March 4, 2026, 7:30 p.m.