Triple
T16691516
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mexico City Metro Line 8 |
E405602
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Iztapalapa metro station |
E405603
|
NE FINISHED |
How this triple was built (2 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: Iztapalapa metro station | Statement: [Mexico City Metro Line 8, hasStation, Iztapalapa metro station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Iztapalapa metro station Context triple: [Mexico City Metro Line 8, hasStation, Iztapalapa metro station]
-
A.
Iztapalapa Metro station
chosen
Iztapalapa Metro station is a station on Mexico City’s Metro Line 8 serving the eastern borough of Iztapalapa.
-
B.
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.
-
C.
Iztacalco metro station
Iztacalco metro station is a Mexico City Metro station serving the Iztacalco borough, providing urban rail transit connections along Line 8.
-
D.
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.
-
E.
Apatlaco metro station
Apatlaco metro station is a station on Mexico City’s rapid transit system serving the Line 8 corridor in the eastern part of the city.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_6a00a51169b881909216ab1055752978 |
completed | May 10, 2026, 3:32 p.m. |
Created at: April 10, 2026, 5:19 a.m.