Triple
T18880559
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | UC San Diego Blue Line |
E461814
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
H Street station
H Street station is a light rail stop on the UC San Diego Blue Line of the San Diego Trolley system serving the surrounding Chula Vista area.
|
E1350633
|
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: H Street station | Statement: [UC San Diego Blue Line, hasStation, H Street station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: H Street station Context triple: [UC San Diego Blue Line, hasStation, H Street station]
-
A.
U Street station
U Street station is a Washington Metro subway station in Washington, D.C., located in the U Street Corridor and serving the Green and Yellow Lines.
-
B.
Potomac Avenue station
Potomac Avenue station is a Washington Metro rapid transit station in Washington, D.C., served by the Blue, Orange, and Silver Lines.
-
C.
Columbia Heights station
Columbia Heights station is a Washington, D.C. Metro stop on the Green and Yellow lines serving the Columbia Heights neighborhood and nearby Adams Morgan area.
-
D.
Dupont Circle station
Dupont Circle station is a Washington, D.C. Metro station on the Red Line serving the Dupont Circle neighborhood and nearby areas such as Kalorama.
-
E.
14th Street station
14th Street station is a New York City PATH rapid transit stop in Manhattan that connects riders between New Jersey and Midtown/Lower Manhattan.
- 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: H Street station Triple: [UC San Diego Blue Line, hasStation, H Street station]
Generated description
H Street station is a light rail stop on the UC San Diego Blue Line of the San Diego Trolley system serving the surrounding Chula Vista area.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: H Street station Target entity description: H Street station is a light rail stop on the UC San Diego Blue Line of the San Diego Trolley system serving the surrounding Chula Vista area.
-
A.
U Street station
U Street station is a Washington Metro subway station in Washington, D.C., located in the U Street Corridor and serving the Green and Yellow Lines.
-
B.
Potomac Avenue station
Potomac Avenue station is a Washington Metro rapid transit station in Washington, D.C., served by the Blue, Orange, and Silver Lines.
-
C.
Columbia Heights station
Columbia Heights station is a Washington, D.C. Metro stop on the Green and Yellow lines serving the Columbia Heights neighborhood and nearby Adams Morgan area.
-
D.
Dupont Circle station
Dupont Circle station is a Washington, D.C. Metro station on the Red Line serving the Dupont Circle neighborhood and nearby areas such as Kalorama.
-
E.
14th Street station
14th Street station is a New York City PATH rapid transit stop in Manhattan that connects riders between New Jersey and Midtown/Lower Manhattan.
- 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_69d8dcfc3430819095ee6fc0eb4c06a5 |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5c3d133f08190a482e601c1866662 |
completed | April 20, 2026, 6:12 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a059fb10fd081909612903d9b707e08 |
completed | May 14, 2026, 10:10 a.m. |
| NEDg | Description generation | batch_6a05a0fef5ac8190b786d63a4980d12e |
completed | May 14, 2026, 10:16 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a05a15082848190b9709e659590014b |
completed | May 14, 2026, 10:17 a.m. |
Created at: April 10, 2026, 11:57 a.m.