Triple
T14247302
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | M1 |
E353168
|
entity |
| Predicate | alsoKnownAs |
P39
|
FINISHED |
| Object | Millennium Underground Railway |
E349641
|
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: Millennium Underground Railway | Statement: [M1, alsoKnownAs, Millennium Underground Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Millennium Underground Railway Context triple: [M1, alsoKnownAs, Millennium Underground Railway]
-
A.
Eidan Subway
Eidan Subway was the former name of Tokyo’s main rapid transit system, operated by the Teito Rapid Transit Authority before it became Tokyo Metro.
-
B.
Minimetrò
Minimetrò is an automated, cable-driven people mover system that serves as a key component of Perugia’s urban public transportation network.
-
C.
M1 Millennium Underground Railway
chosen
The M1 Millennium Underground Railway is Budapest’s historic yellow metro line, recognized as the oldest electrified underground railway on the European continent and a UNESCO World Heritage site.
-
D.
SORTA Metro
SORTA Metro is the primary public bus transit system serving Cincinnati and its surrounding Hamilton County region.
-
E.
Länsimetro
Länsimetro is a major westward extension of the Helsinki Metro that connects central Helsinki with the neighboring city of Espoo through a series of new underground stations.
- 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_69d8278c43e08190824146f4632b89a5 |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69de629464f88190817b190731bab156 |
completed | April 14, 2026, 3:51 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd282571ec819080d187ecec3ed925 |
completed | May 8, 2026, 12:02 a.m. |
Created at: April 10, 2026, 1:08 a.m.