Triple
T1319121
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Barcelona El Prat Airport |
E28174
|
entity |
| Predicate | hasGroundTransport |
P1298
|
FINISHED |
| Object |
metro line L9 Sud
Metro line L9 Sud is a Barcelona Metro line that connects El Prat Airport with various southern and western parts of the metropolitan area, providing a key rapid transit link to the city.
|
E150486
|
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: metro line L9 Sud | Statement: [Barcelona El Prat Airport, hasGroundTransport, metro line L9 Sud]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: metro line L9 Sud Context triple: [Barcelona El Prat Airport, hasGroundTransport, metro line L9 Sud]
-
A.
Turin Metro
The Turin Metro is a fully automated, driverless rapid transit system serving the city of Turin, Italy.
-
B.
Mexico City Metro Line 9
Mexico City Metro Line 9 is an east–west rapid transit line in the Mexico City Metro system that serves key neighborhoods in the southern and central parts of the city.
-
C.
Metro Ligero Line ML1
Metro Ligero Line ML1 is a light rail line in Madrid that serves the northern suburbs, connecting residential and business districts with the city’s broader metro network.
-
D.
Paris Métro Line 9
Paris Métro Line 9 is a major east–west subway line in Paris that connects the western suburbs to the city center and eastern districts, serving key stations such as Trocadéro.
-
E.
Metro Ligero Line ML2
Metro Ligero Line ML2 is a light rail line in Madrid’s Metro Ligero network that serves western suburbs such as Pozuelo de Alarcón and Boadilla del Monte.
- 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: metro line L9 Sud Triple: [Barcelona El Prat Airport, hasGroundTransport, metro line L9 Sud]
Generated description
Metro line L9 Sud is a Barcelona Metro line that connects El Prat Airport with various southern and western parts of the metropolitan area, providing a key rapid transit link to the city.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: metro line L9 Sud Target entity description: Metro line L9 Sud is a Barcelona Metro line that connects El Prat Airport with various southern and western parts of the metropolitan area, providing a key rapid transit link to the city.
-
A.
Turin Metro
The Turin Metro is a fully automated, driverless rapid transit system serving the city of Turin, Italy.
-
B.
Mexico City Metro Line 9
Mexico City Metro Line 9 is an east–west rapid transit line in the Mexico City Metro system that serves key neighborhoods in the southern and central parts of the city.
-
C.
Metro Ligero Line ML1
Metro Ligero Line ML1 is a light rail line in Madrid that serves the northern suburbs, connecting residential and business districts with the city’s broader metro network.
-
D.
Paris Métro Line 9
Paris Métro Line 9 is a major east–west subway line in Paris that connects the western suburbs to the city center and eastern districts, serving key stations such as Trocadéro.
-
E.
Metro Ligero Line ML2
Metro Ligero Line ML2 is a light rail line in Madrid’s Metro Ligero network that serves western suburbs such as Pozuelo de Alarcón and Boadilla del Monte.
- 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_69a498532c3481909223b74af2e578df |
completed | March 1, 2026, 7:49 p.m. |
| NER | Named-entity recognition | batch_69a4c1780be8819083a9365b8a49305d |
completed | March 1, 2026, 10:45 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69acbaf3cef88190ab1635bc5f452f8b |
completed | March 7, 2026, 11:55 p.m. |
| NEDg | Description generation | batch_69acbb5ee684819083f5309dc9771c3a |
completed | March 7, 2026, 11:57 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69acbc010cd0819080b1f8695dc0990b |
completed | March 8, 2026, midnight |
Created at: March 1, 2026, 7:55 p.m.