Triple
T11034092
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Fern Rock–Olney express segment |
E260831
|
entity |
| Predicate | usedBy |
P260
|
FINISHED |
| Object | Broad Street Line express trains |
E384929
|
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: Broad Street Line express trains | Statement: [Fern Rock–Olney express segment, usedBy, Broad Street Line express trains]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Broad Street Line express trains Context triple: [Fern Rock–Olney express segment, usedBy, Broad Street Line express trains]
-
A.
Broad Street Line local trains
chosen
Broad Street Line local trains are Philadelphia subway services that make all stops along the Broad Street Line, providing frequent local transit through North, Center City, and South Philadelphia.
-
B.
Long Beach–Penn Station trains
Long Beach–Penn Station trains are Long Island Rail Road commuter services that connect Long Beach on Long Island’s South Shore with New York City’s Pennsylvania Station.
-
C.
Blue Line trains
Blue Line trains are rapid transit trains operating on the MBTA’s Blue Line in the Boston metropolitan area, connecting downtown Boston with East Boston and surrounding coastal neighborhoods.
-
D.
A-train commuter rail
The A-train commuter rail is a regional passenger rail line in North Texas that connects Denton to the Dallas–Fort Worth area as part of the Denton County Transportation Authority network.
-
E.
Mitre Line commuter rail
The Mitre Line commuter rail is a major suburban railway service in Buenos Aires that connects the city with several northern metropolitan areas.
- 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_69d6aa979bdc8190bf0e79104cc098c1 |
completed | April 8, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69d797e709648190adbb05197e15ff76 |
completed | April 9, 2026, 12:13 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e3a9b70074819084c725c5babf2fb7 |
completed | April 18, 2026, 3:56 p.m. |
Created at: April 8, 2026, 9:25 p.m.