Triple
T17443726
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | East Liberty |
E424724
|
entity |
| Predicate | hasPublicTransit |
P522
|
FINISHED |
| Object |
East Liberty station
East Liberty station is a public transit rail station serving the East Liberty neighborhood of Pittsburgh, Pennsylvania.
|
E1269142
|
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: East Liberty station | Statement: [East Liberty, hasPublicTransit, East Liberty station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: East Liberty station Context triple: [East Liberty, hasPublicTransit, East Liberty station]
-
A.
Folcroft station
Folcroft station is a commuter rail stop in Folcroft, Pennsylvania, served by SEPTA's Wilmington/Newark Line.
-
B.
Twinbrook Metro station
Twinbrook Metro station is a Washington Metro Red Line station in Rockville, Maryland, serving the Twinbrook neighborhood and nearby commercial areas.
-
C.
Reisterstown Plaza station
Reisterstown Plaza station is a rapid transit stop on Baltimore’s Metro SubwayLink system serving the Reisterstown Road commercial corridor in northwest Baltimore.
-
D.
Hatboro station
Hatboro station is a SEPTA Regional Rail stop in Hatboro, Pennsylvania, serving commuters on the Warminster Line to and from central Philadelphia.
-
E.
Mt. Lebanon station
Mt. Lebanon station is a light rail transit stop serving the suburban community of Mt. Lebanon in the Pittsburgh 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: East Liberty station Triple: [East Liberty, hasPublicTransit, East Liberty station]
Generated description
East Liberty station is a public transit rail station serving the East Liberty neighborhood of Pittsburgh, Pennsylvania.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: East Liberty station Target entity description: East Liberty station is a public transit rail station serving the East Liberty neighborhood of Pittsburgh, Pennsylvania.
-
A.
Folcroft station
Folcroft station is a commuter rail stop in Folcroft, Pennsylvania, served by SEPTA's Wilmington/Newark Line.
-
B.
Twinbrook Metro station
Twinbrook Metro station is a Washington Metro Red Line station in Rockville, Maryland, serving the Twinbrook neighborhood and nearby commercial areas.
-
C.
Reisterstown Plaza station
Reisterstown Plaza station is a rapid transit stop on Baltimore’s Metro SubwayLink system serving the Reisterstown Road commercial corridor in northwest Baltimore.
-
D.
Hatboro station
Hatboro station is a SEPTA Regional Rail stop in Hatboro, Pennsylvania, serving commuters on the Warminster Line to and from central Philadelphia.
-
E.
Mt. Lebanon station
Mt. Lebanon station is a light rail transit stop serving the suburban community of Mt. Lebanon in the Pittsburgh metropolitan 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_69d889db0ba481908402409af3b37917 |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e44ff927ec8190995798f569e913ba |
completed | April 19, 2026, 3:46 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a01aff63d688190b8fa63c8edafc01c |
completed | May 11, 2026, 10:31 a.m. |
| NEDg | Description generation | batch_6a01b0a265348190a884a58f3caf54df |
completed | May 11, 2026, 10:34 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a01b1b0553c8190bb76969fe95154ff |
completed | May 11, 2026, 10:38 a.m. |
Created at: April 10, 2026, 5:47 a.m.