Triple
T16691511
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mexico City Metro Line 8 |
E405602
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Iztacalco metro station
Iztacalco metro station is a Mexico City Metro station serving the Iztacalco borough, providing urban rail transit connections along Line 8.
|
E1229062
|
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: Iztacalco metro station | Statement: [Mexico City Metro Line 8, hasStation, Iztacalco metro station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Iztacalco metro station Context triple: [Mexico City Metro Line 8, hasStation, Iztacalco metro station]
-
A.
Tláhuac Metro station
Tláhuac Metro station is the southern terminal of Line 12 of the Mexico City Metro, serving as a key transit hub for the Tláhuac borough.
-
B.
Cuauhtémoc metro station
Cuauhtémoc metro station is a Mexico City Metro station on Line 1 serving the central area near Avenida Chapultepec and the Roma–Juárez neighborhoods.
-
C.
Iztapalapa Metro station
Iztapalapa Metro station is a station on Mexico City’s Metro Line 8 serving the eastern borough of Iztapalapa.
-
D.
Xochimilco station
Xochimilco station is the southern terminus of Mexico City’s light rail system, serving as a key transit hub for visitors to the historic Xochimilco canals and neighborhood.
-
E.
Insurgentes metro station
Insurgentes metro station is a major Mexico City Metro station on Line 1, located in the Zona Rosa area and serving as a key transit point near the Glorieta del Ángel.
- 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: Iztacalco metro station Triple: [Mexico City Metro Line 8, hasStation, Iztacalco metro station]
Generated description
Iztacalco metro station is a Mexico City Metro station serving the Iztacalco borough, providing urban rail transit connections along Line 8.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Iztacalco metro station Target entity description: Iztacalco metro station is a Mexico City Metro station serving the Iztacalco borough, providing urban rail transit connections along Line 8.
-
A.
Tláhuac Metro station
Tláhuac Metro station is the southern terminal of Line 12 of the Mexico City Metro, serving as a key transit hub for the Tláhuac borough.
-
B.
Cuauhtémoc metro station
Cuauhtémoc metro station is a Mexico City Metro station on Line 1 serving the central area near Avenida Chapultepec and the Roma–Juárez neighborhoods.
-
C.
Iztapalapa Metro station
Iztapalapa Metro station is a station on Mexico City’s Metro Line 8 serving the eastern borough of Iztapalapa.
-
D.
Xochimilco station
Xochimilco station is the southern terminus of Mexico City’s light rail system, serving as a key transit hub for visitors to the historic Xochimilco canals and neighborhood.
-
E.
Insurgentes metro station
Insurgentes metro station is a major Mexico City Metro station on Line 1, located in the Zona Rosa area and serving as a key transit point near the Glorieta del Ángel.
- 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_6a0091984dcc8190b0b20d2e57bc3a11 |
completed | May 10, 2026, 2:09 p.m. |
| NEDg | Description generation | batch_6a0092244d788190b24f56f0b166dc20 |
completed | May 10, 2026, 2:11 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a00929d803881908d0bb6c566cd112a |
completed | May 10, 2026, 2:13 p.m. |
Created at: April 10, 2026, 5:19 a.m.