Triple
T14247385
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Vörösmarty tér station |
E353169
|
entity |
| Predicate | isPartOf |
P10
|
FINISHED |
| Object | historic 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: historic Millennium Underground Railway | Statement: [Vörösmarty tér station, isPartOf, historic Millennium Underground Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: historic Millennium Underground Railway Context triple: [Vörösmarty tér station, isPartOf, historic Millennium Underground Railway]
-
A.
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.
-
B.
London Underground four-rail system
The London Underground four-rail system is a distinctive electric traction arrangement using separate positive and negative conductor rails in addition to the running rails, designed to power and protect the network’s deep-level and sub-surface trains.
-
C.
City Tunnel No. 1
City Tunnel No. 1 is a major New York City water supply tunnel that conveys drinking water from upstate reservoirs into the city’s distribution system.
-
D.
Crossrail central tunnel
The Crossrail central tunnel is the core underground section of London's Elizabeth line, consisting of newly built deep-level rail tunnels that connect existing surface routes across the city.
-
E.
City and South London Railway
The City and South London Railway was the world's first deep-level electric tube railway in London, forming a key precursor to today's Northern line of the London Underground.
- 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.