Triple
T16691503
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mexico City Metro Line 8 |
E405602
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
San Juan de Letrán metro station
San Juan de Letrán metro station is an underground Mexico City Metro station located in the historic center, serving as a key transit point along Eje Central.
|
E1230432
|
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: San Juan de Letrán metro station | Statement: [Mexico City Metro Line 8, hasStation, San Juan de Letrán metro station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: San Juan de Letrán metro station Context triple: [Mexico City Metro Line 8, hasStation, San Juan de Letrán metro station]
-
A.
San Babila Metro station
San Babila Metro station is a central Milan underground station serving the historic city core and providing access to major shopping and business areas.
-
B.
Paraíso metro station
Paraíso metro station is a key São Paulo Metro interchange station near Avenida Paulista, connecting multiple lines and serving one of the city’s main commercial and cultural corridors.
-
C.
Colón metro station
Colón metro station is an underground rapid transit stop in Madrid, Spain, serving the area around the Plaza de Colón.
-
D.
Gran Vía metro station
Gran Vía metro station is a major Madrid Metro station in the city center, serving as an important interchange point near the Gran Vía thoroughfare.
-
E.
Rossio metro station
Rossio metro station is a central Lisbon underground station on the Green Line, serving the historic downtown area near Rossio Square and Praça da Figueira.
- 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: San Juan de Letrán metro station Triple: [Mexico City Metro Line 8, hasStation, San Juan de Letrán metro station]
Generated description
San Juan de Letrán metro station is an underground Mexico City Metro station located in the historic center, serving as a key transit point along Eje Central.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: San Juan de Letrán metro station Target entity description: San Juan de Letrán metro station is an underground Mexico City Metro station located in the historic center, serving as a key transit point along Eje Central.
-
A.
San Babila Metro station
San Babila Metro station is a central Milan underground station serving the historic city core and providing access to major shopping and business areas.
-
B.
Paraíso metro station
Paraíso metro station is a key São Paulo Metro interchange station near Avenida Paulista, connecting multiple lines and serving one of the city’s main commercial and cultural corridors.
-
C.
Colón metro station
Colón metro station is an underground rapid transit stop in Madrid, Spain, serving the area around the Plaza de Colón.
-
D.
Gran Vía metro station
Gran Vía metro station is a major Madrid Metro station in the city center, serving as an important interchange point near the Gran Vía thoroughfare.
-
E.
Rossio metro station
Rossio metro station is a central Lisbon underground station on the Green Line, serving the historic downtown area near Rossio Square and Praça da Figueira.
- 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_69d8838c28748190b3f5967c743940ab |
completed | April 10, 2026, 4:58 a.m. |
| NER | Named-entity recognition | batch_69e37ea99bac8190a6c559ed7b7d8ecd |
completed | April 18, 2026, 12:52 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a009d36aa90819090b738c1c94dcb9f |
completed | May 10, 2026, 2:59 p.m. |
| NEDg | Description generation | batch_6a009ea84de48190981344e3592acd71 |
completed | May 10, 2026, 3:05 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a009f049a9c81909c37f2340cd78b3f |
completed | May 10, 2026, 3:06 p.m. |
Created at: April 10, 2026, 5:19 a.m.