Triple
T4481822
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Line 2 (Mexico City Metro) |
E100151
|
entity |
| Predicate | station |
P726
|
FINISHED |
| Object |
Viaducto
Viaducto is a Mexico City Metro station on Line 2 serving the southern part of the city near the Viaducto Miguel Alemán expressway.
|
E444252
|
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: Viaducto | Statement: [Line 2 (Mexico City Metro), station, Viaducto]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Viaducto Context triple: [Line 2 (Mexico City Metro), station, Viaducto]
-
A.
Lechmere Viaduct
Lechmere Viaduct is a historic concrete arch bridge in Boston that carries MBTA Green Line trains across the Charles River between Boston and Cambridge.
-
B.
Grand Bridge
The Grand Bridge is an imposing ornamental stone bridge and landscape feature within the grounds of Blenheim Palace in Oxfordshire, England, designed to enhance the estate’s grand Baroque setting.
-
C.
Okertal Bridge
The Okertal Bridge is a notable road bridge spanning the Oker River in the Harz region of Germany, known for its scenic surroundings and role in regional transportation.
-
D.
Arrábida Bridge
Arrábida Bridge is a prominent concrete arch bridge spanning the Douro River in Porto, Portugal, known for its impressive engineering and role in the city’s transport network.
-
E.
Usk Bridge
Usk Bridge is a historic stone arch bridge spanning the River Usk in the town of Usk, Monmouthshire, Wales.
- 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: Viaducto Triple: [Line 2 (Mexico City Metro), station, Viaducto]
Generated description
Viaducto is a Mexico City Metro station on Line 2 serving the southern part of the city near the Viaducto Miguel Alemán expressway.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Viaducto Target entity description: Viaducto is a Mexico City Metro station on Line 2 serving the southern part of the city near the Viaducto Miguel Alemán expressway.
-
A.
Lechmere Viaduct
Lechmere Viaduct is a historic concrete arch bridge in Boston that carries MBTA Green Line trains across the Charles River between Boston and Cambridge.
-
B.
Grand Bridge
The Grand Bridge is an imposing ornamental stone bridge and landscape feature within the grounds of Blenheim Palace in Oxfordshire, England, designed to enhance the estate’s grand Baroque setting.
-
C.
Okertal Bridge
The Okertal Bridge is a notable road bridge spanning the Oker River in the Harz region of Germany, known for its scenic surroundings and role in regional transportation.
-
D.
Arrábida Bridge
Arrábida Bridge is a prominent concrete arch bridge spanning the Douro River in Porto, Portugal, known for its impressive engineering and role in the city’s transport network.
-
E.
Usk Bridge
Usk Bridge is a historic stone arch bridge spanning the River Usk in the town of Usk, Monmouthshire, Wales.
- 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_69b34553cbe48190afa8ac1cac285b86 |
completed | March 12, 2026, 10:59 p.m. |
| NER | Named-entity recognition | batch_69b356dddd488190bd5dedd3c0e77247 |
completed | March 13, 2026, 12:14 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b65140f9a08190856442534ff46e37 |
completed | March 15, 2026, 6:27 a.m. |
| NEDg | Description generation | batch_69b651cb35b48190a54236df4fe8ae86 |
completed | March 15, 2026, 6:29 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b65262c18c8190be3c8322a01ceca6 |
completed | March 15, 2026, 6:32 a.m. |
Created at: March 12, 2026, 11:36 p.m.