Triple
T4588158
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Portsmouth Harbour railway station |
E103418
|
entity |
| Predicate | terminusFor |
P388
|
FINISHED |
| Object | Portsmouth Direct Line |
E118760
|
NE FINISHED |
How this triple was built (2 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: Portsmouth Direct Line | Statement: [Portsmouth Harbour railway station, terminusFor, Portsmouth Direct Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Portsmouth Direct Line Context triple: [Portsmouth Harbour railway station, terminusFor, Portsmouth Direct Line]
-
A.
Portsmouth Direct Line
chosen
The Portsmouth Direct Line is a major railway route in southern England connecting London Waterloo with Portsmouth Harbour via key towns such as Guildford and Haslemere.
-
B.
Southampton–Portsmouth line
The Southampton–Portsmouth line is a key railway route on England’s south coast linking the cities of Southampton and Portsmouth and serving numerous intermediate suburban and coastal communities.
-
C.
Brighton to Portsmouth line
The Brighton to Portsmouth line is a coastal railway route in southern England linking the city of Brighton with Portsmouth via several intermediate towns and stations.
-
D.
Portsmouth Harbour Railway and Dock Company
The Portsmouth Harbour Railway and Dock Company was a 19th-century British railway enterprise responsible for developing rail access and dock facilities at Portsmouth Harbour.
-
E.
Portsmouth City Council
Portsmouth City Council is the local authority responsible for providing municipal services and governance for the city of Portsmouth in England.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69bd43dccaf08190aa89e9991a289719 |
completed | March 20, 2026, 12:55 p.m. |
| NER | Named-entity recognition | batch_69bd592115fc8190b1aee1d8bbaf1ee3 |
completed | March 20, 2026, 2:26 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bdfa33103081909e83155f712b821f |
completed | March 21, 2026, 1:53 a.m. |
Created at: March 20, 2026, 1:11 p.m.