Triple
T2271609
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | London Waterloo railway station |
E50670
|
entity |
| Predicate | isTerminusOf |
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: [London Waterloo railway station, isTerminusOf, Portsmouth Direct Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Portsmouth Direct Line Context triple: [London Waterloo railway station, isTerminusOf, 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.
Portsmouth City Council
Portsmouth City Council is the local authority responsible for providing municipal services and governance for the city of Portsmouth in England.
-
C.
Portsmouth
Portsmouth is a historic naval port city on England’s south coast, heavily targeted and damaged during the World War II Blitz.
-
D.
Portsmouth
Portsmouth is a historic seaport city in southeastern New Hampshire known for its colonial-era architecture, maritime heritage, and vibrant cultural scene.
-
E.
Portsmouth
Portsmouth is one of the earliest English settlements in what is now the state of Rhode Island, located on Aquidneck Island in Narragansett Bay.
- 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_69a88b05910c8190a9a2b1ff230c85f9 |
completed | March 4, 2026, 7:41 p.m. |
| NER | Named-entity recognition | batch_69abc1c0de488190876b644cdaa41637 |
completed | March 7, 2026, 6:12 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae71db927c8190a76cfb873039b04b |
completed | March 9, 2026, 7:08 a.m. |
Created at: March 4, 2026, 7:48 p.m.