Triple
T12028682
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Passeig de Gràcia |
E286345
|
entity |
| Predicate | hasPublicTransport |
P1288
|
FINISHED |
| Object |
Barcelona Metro L4
Barcelona Metro L4 is one of the main rapid transit lines in Barcelona’s metro network, running largely along the city’s northeastern corridor and serving key central and coastal neighborhoods.
|
E1044256
|
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: Barcelona Metro L4 | Statement: [Passeig de Gràcia, hasPublicTransport, Barcelona Metro L4]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Barcelona Metro L4 Context triple: [Passeig de Gràcia, hasPublicTransport, Barcelona Metro L4]
-
A.
Barcelona Metro Line 5
Barcelona Metro Line 5 is a major rapid transit line in the Barcelona Metro network, running broadly from the city’s northwest to the southwest and serving key residential and interchange stations.
-
B.
Barcelona Metro line L7
Barcelona Metro line L7 is a short urban railway line in Barcelona’s metro network that connects the city center with the uptown Sarrià district via the FGC-operated Vallès lines.
-
C.
Barcelona Metro L1
Barcelona Metro L1 is one of the main lines of the Barcelona Metro network, running on a largely east–west axis and connecting key districts and transport hubs across the city.
-
D.
Barcelona Metro Line L9 Sud
Barcelona Metro Line L9 Sud is a southern section of Barcelona’s automated metro network that links the city with key suburban areas and major transport hubs, including Barcelona–El Prat Airport.
-
E.
Barcelona Metro line L8
Barcelona Metro line L8 is a rapid transit line in Barcelona operated by FGC that connects the city center with western suburbs such as Molins de Rei and Sant Boi.
- 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: Barcelona Metro L4 Triple: [Passeig de Gràcia, hasPublicTransport, Barcelona Metro L4]
Generated description
Barcelona Metro L4 is one of the main rapid transit lines in Barcelona’s metro network, running largely along the city’s northeastern corridor and serving key central and coastal neighborhoods.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Barcelona Metro L4 Target entity description: Barcelona Metro L4 is one of the main rapid transit lines in Barcelona’s metro network, running largely along the city’s northeastern corridor and serving key central and coastal neighborhoods.
-
A.
Barcelona Metro Line 5
Barcelona Metro Line 5 is a major rapid transit line in the Barcelona Metro network, running broadly from the city’s northwest to the southwest and serving key residential and interchange stations.
-
B.
Barcelona Metro line L7
Barcelona Metro line L7 is a short urban railway line in Barcelona’s metro network that connects the city center with the uptown Sarrià district via the FGC-operated Vallès lines.
-
C.
Barcelona Metro L1
Barcelona Metro L1 is one of the main lines of the Barcelona Metro network, running on a largely east–west axis and connecting key districts and transport hubs across the city.
-
D.
Barcelona Metro Line L9 Sud
Barcelona Metro Line L9 Sud is a southern section of Barcelona’s automated metro network that links the city with key suburban areas and major transport hubs, including Barcelona–El Prat Airport.
-
E.
Barcelona Metro line L8
Barcelona Metro line L8 is a rapid transit line in Barcelona operated by FGC that connects the city center with western suburbs such as Molins de Rei and Sant Boi.
- 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_69d6ab4669e48190b59246358b0383ab |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d903f13ae8819097a5740f7c51df82 |
completed | April 10, 2026, 2:06 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f75462fe9081908b939a1c6bdba6b9 |
completed | May 3, 2026, 1:57 p.m. |
| NEDg | Description generation | batch_69f754d3911881909beb5f90cb8b3b91 |
completed | May 3, 2026, 1:59 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f75510dea481909e52733c55293375 |
completed | May 3, 2026, 2 p.m. |
Created at: April 8, 2026, 9:47 p.m.