Triple
T4456324
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pittsburg/Bay Point station |
E97733
|
entity |
| Predicate | hasAdjacentStation |
P231
|
FINISHED |
| Object |
North Concord/Martinez station
North Concord/Martinez station is a Bay Area Rapid Transit (BART) station in Concord, California, serving the North Concord and Martinez areas along the Antioch–SFO/Millbrae line.
|
E442221
|
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: North Concord/Martinez station | Statement: [Pittsburg/Bay Point station, hasAdjacentStation, North Concord/Martinez station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: North Concord/Martinez station Context triple: [Pittsburg/Bay Point station, hasAdjacentStation, North Concord/Martinez station]
-
A.
Meadow Woods station
Meadow Woods station is a commuter rail stop in the Orlando, Florida area served by the SunRail regional rail system.
-
B.
West Concord station
West Concord station is a commuter rail stop in West Concord, Massachusetts, serving passengers on regional rail services into the Greater Boston area.
-
C.
Elmhurst station
Elmhurst station is a commuter rail stop in Elmhurst, Illinois, on Metra's Union Pacific West Line serving passengers traveling between the western suburbs and downtown Chicago.
-
D.
Plainfield station
Plainfield station is a New Jersey Transit commuter rail stop in Plainfield, New Jersey, serving passengers on the Raritan Valley Line.
-
E.
Davenport Avenue station
Davenport Avenue station is a stop on New Jersey's Newark Light Rail system serving local passengers in Newark.
- 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: North Concord/Martinez station Triple: [Pittsburg/Bay Point station, hasAdjacentStation, North Concord/Martinez station]
Generated description
North Concord/Martinez station is a Bay Area Rapid Transit (BART) station in Concord, California, serving the North Concord and Martinez areas along the Antioch–SFO/Millbrae line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: North Concord/Martinez station Target entity description: North Concord/Martinez station is a Bay Area Rapid Transit (BART) station in Concord, California, serving the North Concord and Martinez areas along the Antioch–SFO/Millbrae line.
-
A.
Meadow Woods station
Meadow Woods station is a commuter rail stop in the Orlando, Florida area served by the SunRail regional rail system.
-
B.
West Concord station
West Concord station is a commuter rail stop in West Concord, Massachusetts, serving passengers on regional rail services into the Greater Boston area.
-
C.
Elmhurst station
Elmhurst station is a commuter rail stop in Elmhurst, Illinois, on Metra's Union Pacific West Line serving passengers traveling between the western suburbs and downtown Chicago.
-
D.
Plainfield station
Plainfield station is a New Jersey Transit commuter rail stop in Plainfield, New Jersey, serving passengers on the Raritan Valley Line.
-
E.
Davenport Avenue station
Davenport Avenue station is a stop on New Jersey's Newark Light Rail system serving local passengers in Newark.
- 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_69b3454777808190b78aa9047ba1f018 |
completed | March 12, 2026, 10:59 p.m. |
| NER | Named-entity recognition | batch_69b3564216b081908c41109100b36862 |
completed | March 13, 2026, 12:11 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b6282743e08190a2c84f3b80c6d260 |
completed | March 15, 2026, 3:31 a.m. |
| NEDg | Description generation | batch_69b62af29d3c81908cb82d142c2a55a4 |
completed | March 15, 2026, 3:43 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b62ba4d6c88190b4eaacd09a0b2b66 |
completed | March 15, 2026, 3:46 a.m. |
Created at: March 12, 2026, 11:33 p.m.