Triple
T994322
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Hempstead Branch |
E21461
|
entity |
| Predicate | serviceTo |
P4690
|
FINISHED |
| Object | Grand Central Madison |
E32748
|
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: Grand Central Madison | Statement: [Hempstead Branch, serviceTo, Grand Central Madison]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Grand Central Madison Context triple: [Hempstead Branch, serviceTo, Grand Central Madison]
-
A.
Grand Central Madison
chosen
Grand Central Madison is a major New York City rail terminal located beneath Grand Central Terminal, built to bring Long Island Rail Road service directly into Midtown Manhattan.
-
B.
Chicago Union Station
Chicago Union Station is a major intercity and commuter rail terminal in downtown Chicago that serves as a central hub for Amtrak and regional rail services.
-
C.
Fulton Market District
Fulton Market District is a historic and rapidly redeveloping former industrial and meatpacking area in Chicago known for its trendy restaurants, tech offices, and nightlife.
-
D.
Daley Plaza
Daley Plaza is a prominent public square in downtown Chicago known for its modernist architecture and iconic Picasso sculpture.
-
E.
Lincoln Square
Lincoln Square is a central public square and traffic circle in downtown Hodgenville, Kentucky, featuring monuments that commemorate the birthplace and legacy of President Abraham Lincoln.
- 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_69a493c476b48190b41fc5e793171cc6 |
completed | March 1, 2026, 7:30 p.m. |
| NER | Named-entity recognition | batch_69a4b4c5e16881908cd5f7ba2fcd5084 |
completed | March 1, 2026, 9:51 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ac25919bcc8190886f19405536681b |
completed | March 7, 2026, 1:18 p.m. |
Created at: March 1, 2026, 7:41 p.m.