Triple
T5428594
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lima Metro Line 1 (nearby stations) |
E121425
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object |
Línea 1 del Metro de Lima y Callao concessionaire
Línea 1 del Metro de Lima y Callao concessionaire is the private company responsible for operating and managing Line 1 of the Lima and Callao Metro system in Peru.
|
E518620
|
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: Línea 1 del Metro de Lima y Callao concessionaire | Statement: [Lima Metro Line 1 (nearby stations), operator, Línea 1 del Metro de Lima y Callao concessionaire]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Línea 1 del Metro de Lima y Callao concessionaire Context triple: [Lima Metro Line 1 (nearby stations), operator, Línea 1 del Metro de Lima y Callao concessionaire]
-
A.
Lima Metro Line 1 (nearby stations)
Lima Metro Line 1 (nearby stations) is the set of Line 1 metro stops in Lima, Peru that provide rapid transit access to and from the San Borja district.
-
B.
Line 1 (Santiago Metro)
Line 1 of the Santiago Metro is one of the system’s main rapid transit lines, running east–west across the city and serving several of Santiago’s busiest commercial and business districts.
-
C.
Metro Line 1
Metro Line 1 is a primary rapid transit route in its city's metro system, serving as a major corridor for passenger travel and interchanges with other lines.
-
D.
1 Line (Link light rail)
The 1 Line is a light rail line in Sound Transit's Link light rail system serving the Seattle metropolitan area in Washington State.
-
E.
Mexico City Metro Line 1
Mexico City Metro Line 1 is one of the main rapid transit lines in Mexico City, running east–west across the city and serving many central and densely populated areas.
- 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: Línea 1 del Metro de Lima y Callao concessionaire Triple: [Lima Metro Line 1 (nearby stations), operator, Línea 1 del Metro de Lima y Callao concessionaire]
Generated description
Línea 1 del Metro de Lima y Callao concessionaire is the private company responsible for operating and managing Line 1 of the Lima and Callao Metro system in Peru.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Línea 1 del Metro de Lima y Callao concessionaire Target entity description: Línea 1 del Metro de Lima y Callao concessionaire is the private company responsible for operating and managing Line 1 of the Lima and Callao Metro system in Peru.
-
A.
Lima Metro Line 1 (nearby stations)
Lima Metro Line 1 (nearby stations) is the set of Line 1 metro stops in Lima, Peru that provide rapid transit access to and from the San Borja district.
-
B.
Line 1 (Santiago Metro)
Line 1 of the Santiago Metro is one of the system’s main rapid transit lines, running east–west across the city and serving several of Santiago’s busiest commercial and business districts.
-
C.
Metro Line 1
Metro Line 1 is a primary rapid transit route in its city's metro system, serving as a major corridor for passenger travel and interchanges with other lines.
-
D.
1 Line (Link light rail)
The 1 Line is a light rail line in Sound Transit's Link light rail system serving the Seattle metropolitan area in Washington State.
-
E.
Mexico City Metro Line 1
Mexico City Metro Line 1 is one of the main rapid transit lines in Mexico City, running east–west across the city and serving many central and densely populated areas.
- 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_69bd463c65f0819082ee6483ab4b466a |
completed | March 20, 2026, 1:06 p.m. |
| NER | Named-entity recognition | batch_69bd881998308190a071af0fe44997bc |
completed | March 20, 2026, 5:47 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bf3ac2e1e88190a624ba277eca3d03 |
completed | March 22, 2026, 12:41 a.m. |
| NEDg | Description generation | batch_69bf3b592a08819090e2873bcf4e797f |
completed | March 22, 2026, 12:44 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69bf3c0b9e5481909101eccbd55f24b2 |
completed | March 22, 2026, 12:47 a.m. |
Created at: March 20, 2026, 2:06 p.m.