Triple
T12099794
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Yaba |
E288160
|
entity |
| Predicate | transportInfrastructure |
P1777
|
FINISHED |
| Object |
Yaba Railway Station
Yaba Railway Station is a commuter rail station in the Yaba district of Lagos, Nigeria, serving as a key hub for passenger transit within the city’s rail network.
|
E968884
|
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: Yaba Railway Station | Statement: [Yaba, transportInfrastructure, Yaba Railway Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Yaba Railway Station Context triple: [Yaba, transportInfrastructure, Yaba Railway Station]
-
A.
Lagos railway station
Lagos railway station is a railway terminus in the coastal city of Lagos, Portugal, serving as the western endpoint of the Algarve line and a key hub for regional passenger services.
-
B.
Yaba Bus Stop
Yaba Bus Stop is a major public transit hub in the Yaba district of Lagos, Nigeria, serving as a key interchange point for buses and other local transport services.
-
C.
Xola metro station
Xola metro station is a Mexico City Metro station on Line 2 located in the Benito Juárez borough, serving the Eje 4 Xola corridor and surrounding neighborhoods.
-
D.
Nairobi station
Nairobi station is one of the themed passenger stops on Busch Gardens Tampa Bay’s Serengeti Express railway, serving as a gateway to the park’s African-inspired areas.
-
E.
Tanta railway station
Tanta railway station is a major rail hub in the Nile Delta region of Egypt, serving the city of Tanta and connecting it with key destinations such as Cairo and Alexandria.
- 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: Yaba Railway Station Triple: [Yaba, transportInfrastructure, Yaba Railway Station]
Generated description
Yaba Railway Station is a commuter rail station in the Yaba district of Lagos, Nigeria, serving as a key hub for passenger transit within the city’s rail network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Yaba Railway Station Target entity description: Yaba Railway Station is a commuter rail station in the Yaba district of Lagos, Nigeria, serving as a key hub for passenger transit within the city’s rail network.
-
A.
Lagos railway station
Lagos railway station is a railway terminus in the coastal city of Lagos, Portugal, serving as the western endpoint of the Algarve line and a key hub for regional passenger services.
-
B.
Yaba Bus Stop
Yaba Bus Stop is a major public transit hub in the Yaba district of Lagos, Nigeria, serving as a key interchange point for buses and other local transport services.
-
C.
Xola metro station
Xola metro station is a Mexico City Metro station on Line 2 located in the Benito Juárez borough, serving the Eje 4 Xola corridor and surrounding neighborhoods.
-
D.
Nairobi station
Nairobi station is one of the themed passenger stops on Busch Gardens Tampa Bay’s Serengeti Express railway, serving as a gateway to the park’s African-inspired areas.
-
E.
Tanta railway station
Tanta railway station is a major rail hub in the Nile Delta region of Egypt, serving the city of Tanta and connecting it with key destinations such as Cairo and Alexandria.
- 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_69d6ab4964708190850585628b287b0c |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d9155465388190bbe52453c9b11912 |
completed | April 10, 2026, 3:20 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f60a7140c4819086a2dcb2cf334963 |
completed | May 2, 2026, 2:30 p.m. |
| NEDg | Description generation | batch_69f60bda16e48190af8abc0aa8ef41f0 |
completed | May 2, 2026, 2:36 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f60cd5fa308190a52d8983763db5f4 |
completed | May 2, 2026, 2:40 p.m. |
Created at: April 8, 2026, 9:48 p.m.