Triple
T21414761
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Prestonpans railway station |
E528270
|
entity |
| Predicate | stationCode |
P1289
|
FINISHED |
| Object | PST |
—
|
NE NERFINISHED |
How this triple was built (3 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: PST | Statement: [Prestonpans railway station, stationCode, PST]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: PST Context triple: [Prestonpans railway station, stationCode, PST]
-
A.
PST
PST is the standard time observed in the Pacific Time Zone of North America, typically eight hours behind Coordinated Universal Time (UTC−8).
-
B.
PST
PST is the commonly used abbreviation for the Pompey Supporters Trust, a fan-led organization associated with Portsmouth Football Club.
-
C.
PST
PST is the Norwegian Police Security Service, Norway’s domestic intelligence and security agency responsible for counterterrorism, counterintelligence, and protecting national security.
-
D.
PSTG
PSTG is the stock ticker symbol for Pure Storage, a data storage technology company known for its all-flash storage solutions.
-
E.
PSTC
PSTC is the commonly used abbreviation for the Peace Support Training Centre, a military institution focused on preparing personnel for peace support and related operations.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: PST Target entity description: PST is the National Rail station code for Prestonpans railway station in East Lothian, Scotland.
-
A.
PST
PST is the standard time observed in the Pacific Time Zone of North America, typically eight hours behind Coordinated Universal Time (UTC−8).
-
B.
PST
PST is the Norwegian Police Security Service, Norway’s domestic intelligence and security agency responsible for counterterrorism, counterintelligence, and protecting national security.
-
C.
PST
PST is the commonly used abbreviation for the Pompey Supporters Trust, a fan-led organization associated with Portsmouth Football Club.
-
D.
PSTG
PSTG is the stock ticker symbol for Pure Storage, a data storage technology company known for its all-flash storage solutions.
-
E.
PSTC
PSTC is the commonly used abbreviation for the Peace Support Training Centre, a military institution focused on preparing personnel for peace support and related operations.
- F. None of above. chosen
Provenance (2 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_69e0c454c248819093425d1099101c09 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69e8b2032fe48190907b282e2fffa2bd |
completed | April 22, 2026, 11:33 a.m. |
Created at: April 16, 2026, 5:45 p.m.