Triple
T8018444
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | F (New York City Subway service) |
E186678
|
entity |
| Predicate | runsThrough |
P416
|
FINISHED |
| Object | Culver Line |
E536304
|
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: Culver Line | Statement: [F (New York City Subway service), runsThrough, Culver Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Culver Line Context triple: [F (New York City Subway service), runsThrough, Culver Line]
-
A.
Culver Line
chosen
The Culver Line is a New York City Subway route in Brooklyn that primarily carries F trains between central Brooklyn neighborhoods and Manhattan via an elevated and underground corridor.
-
B.
Hannibal and St. Joseph Railroad
The Hannibal and St. Joseph Railroad was a pioneering 19th-century rail line in Missouri, notable as one of the first railroads to cross the state and for carrying early Pony Express mail.
-
C.
BNSF Railway Monticello Subdivision
The BNSF Railway Monticello Subdivision is a freight and passenger rail corridor in Minnesota that carries BNSF trains as well as Metro Transit's Northstar commuter rail service between Minneapolis and its northwestern suburbs.
-
D.
Tonopah and Tidewater Railroad
The Tonopah and Tidewater Railroad was an early 20th-century short line that served mining regions of Nevada and California, transporting ore and supplies across the Mojave Desert.
-
E.
Alton Line
The Alton Line is a railway route in southern England that connects the town of Alton in Hampshire with the wider national rail network.
- 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_69ca82ac7fc081909b1398cf025423af |
completed | March 30, 2026, 2:03 p.m. |
| NER | Named-entity recognition | batch_69cb3df626e8819098a9f8908dfdad3b |
completed | March 31, 2026, 3:22 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cc56c213ec8190b3bd96c42d1357e4 |
completed | March 31, 2026, 11:20 p.m. |
Created at: March 30, 2026, 5:20 p.m.