Triple
T22799038
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Preston station |
E564331
|
entity |
| Predicate | hasService |
P182
|
FINISHED |
| Object |
Red Line northbound
Red Line northbound is the northbound service pattern of a Red Line rapid transit route that stops at Preston station.
|
E1554791
|
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: Red Line northbound | Statement: [Preston station, hasService, Red Line northbound]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Red Line northbound Context triple: [Preston station, hasService, Red Line northbound]
-
A.
Red Line southbound
Red Line southbound is the Chicago 'L' rapid transit service that runs south from northern stations like Wilson toward the Loop and the city's South Side.
-
B.
Orange Line northbound
Orange Line northbound is the Massachusetts Bay Transportation Authority subway service that runs on the Orange Line toward its northern terminus, serving stations from downtown Boston up through northern neighborhoods and suburbs.
-
C.
Red Line
The Red Line is a regional express bus route operated under the SolanoExpress system, providing intercity transit service in Solano County and surrounding areas.
-
D.
Red Line
The Red Line is a major light rail route in the Dallas Area Rapid Transit (DART) system serving key corridors across the Dallas–Fort Worth metro area.
-
E.
Red Line
The Red Line is a primary route of the MetroLink light rail system serving key destinations in the St. Louis metropolitan area.
- 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: Red Line northbound Triple: [Preston station, hasService, Red Line northbound]
Generated description
Red Line northbound is the northbound service pattern of a Red Line rapid transit route that stops at Preston station.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Red Line northbound Target entity description: Red Line northbound is the northbound service pattern of a Red Line rapid transit route that stops at Preston station.
-
A.
Red Line southbound
Red Line southbound is the Chicago 'L' rapid transit service that runs south from northern stations like Wilson toward the Loop and the city's South Side.
-
B.
Orange Line northbound
Orange Line northbound is the Massachusetts Bay Transportation Authority subway service that runs on the Orange Line toward its northern terminus, serving stations from downtown Boston up through northern neighborhoods and suburbs.
-
C.
Red Line
The Red Line is a regional express bus route operated under the SolanoExpress system, providing intercity transit service in Solano County and surrounding areas.
-
D.
Red Line
The Red Line is a primary route of the MetroLink light rail system serving key destinations in the St. Louis metropolitan area.
-
E.
Red Line
The Red Line is a major light rail route in the Dallas Area Rapid Transit (DART) system serving key corridors across the Dallas–Fort Worth metro area.
- 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_69e2458185f88190b0045227ee420411 |
completed | April 17, 2026, 2:36 p.m. |
| NER | Named-entity recognition | batch_69f17cdb6ba48190936bd356704c1241 |
completed | April 29, 2026, 3:36 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0b9e977a888190a629b61b37853016 |
completed | May 18, 2026, 11:19 p.m. |
| NEDg | Description generation | batch_6a0b9f8d55408190954f97b4504b5451 |
completed | May 18, 2026, 11:23 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0ba00135f88190a10c12118e48f7cc |
completed | May 18, 2026, 11:25 p.m. |
Created at: April 17, 2026, 3:31 p.m.