Triple
T2287739
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tren Urbano |
E51431
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Universidad station
Universidad station is a Tren Urbano rapid transit stop serving the area around the main campus of the University of Puerto Rico in San Juan.
|
E294138
|
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: Universidad station | Statement: [Tren Urbano, hasStation, Universidad station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Universidad station Context triple: [Tren Urbano, hasStation, Universidad station]
-
A.
Nishi-Waseda Station
Nishi-Waseda Station is an underground subway station in Shinjuku, Tokyo, served by the Tokyo Metro Fukutoshin Line.
-
B.
Nippori Station
Nippori Station is a major railway hub in Tokyo’s Arakawa ward, serving multiple JR lines and the Keisei Skyliner with convenient access to both central Tokyo and Narita Airport.
-
C.
Komagome Station
Komagome Station is a railway station in Tokyo, Japan, served by JR East and the Tokyo Metro, providing access to the residential and commercial areas of the Komagome district.
-
D.
Kanamecho Station
Kanamecho Station is a subway station in Toshima, Tokyo, serving as a stop on the Tokyo Metro network.
-
E.
Shin-Okubo Station
Shin-Okubo Station is a busy railway station in Tokyo’s Shinjuku ward, known for serving the city’s Koreatown area and providing convenient access to central Tokyo.
- 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: Universidad station Triple: [Tren Urbano, hasStation, Universidad station]
Generated description
Universidad station is a Tren Urbano rapid transit stop serving the area around the main campus of the University of Puerto Rico in San Juan.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Universidad station Target entity description: Universidad station is a Tren Urbano rapid transit stop serving the area around the main campus of the University of Puerto Rico in San Juan.
-
A.
Nishi-Waseda Station
Nishi-Waseda Station is an underground subway station in Shinjuku, Tokyo, served by the Tokyo Metro Fukutoshin Line.
-
B.
Nippori Station
Nippori Station is a major railway hub in Tokyo’s Arakawa ward, serving multiple JR lines and the Keisei Skyliner with convenient access to both central Tokyo and Narita Airport.
-
C.
Komagome Station
Komagome Station is a railway station in Tokyo, Japan, served by JR East and the Tokyo Metro, providing access to the residential and commercial areas of the Komagome district.
-
D.
Kanamecho Station
Kanamecho Station is a subway station in Toshima, Tokyo, serving as a stop on the Tokyo Metro network.
-
E.
Shin-Okubo Station
Shin-Okubo Station is a busy railway station in Tokyo’s Shinjuku ward, known for serving the city’s Koreatown area and providing convenient access to central Tokyo.
- 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_69a88b09c644819090b503456d96bf70 |
completed | March 4, 2026, 7:42 p.m. |
| NER | Named-entity recognition | batch_69abc24868048190940512fd6449d99e |
completed | March 7, 2026, 6:14 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69afbbaafe788190b0bbe84f26536cf0 |
completed | March 10, 2026, 6:35 a.m. |
| NEDg | Description generation | batch_69afbc2d10c88190a3f265843f98024b |
completed | March 10, 2026, 6:37 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69afbc9dc9248190abd42ad9785c8605 |
completed | March 10, 2026, 6:39 a.m. |
Created at: March 4, 2026, 7:48 p.m.