Triple
T19234908
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lincoln Train Station (Gettysburg) |
E480967
|
entity |
| Predicate | railroadLine |
P848
|
FINISHED |
| Object | Gettysburg Railroad |
—
|
NE NERFINISHED |
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: Gettysburg Railroad | Statement: [Lincoln Train Station (Gettysburg), railroadLine, Gettysburg Railroad]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Gettysburg Railroad Context triple: [Lincoln Train Station (Gettysburg), railroadLine, Gettysburg Railroad]
-
A.
South Side Railroad
South Side Railroad was a key 19th-century rail line in Virginia that linked the strategic transportation hub of Petersburg with Richmond and other points west, playing an important role in regional commerce and Civil War logistics.
-
B.
Manassas Gap Railroad
The Manassas Gap Railroad was a 19th-century rail line in northern Virginia that played a significant role in regional transportation and Civil War troop movements.
-
C.
Buckingham Branch Railroad
The Buckingham Branch Railroad is a Virginia-based shortline freight railroad that also hosts passenger service, notably providing trackage for Amtrak’s Cardinal route through the state.
-
D.
Chesterfield Railroad
The Chesterfield Railroad was one of the earliest commercial railroads in the United States, built in the 1830s to transport coal from the mines around present-day Midlothian, Virginia, to the James River.
-
E.
Chambersburg–Hagerstown line
chosen
The Chambersburg–Hagerstown line is a historic railroad route in the Cumberland Valley region that connected Chambersburg, Pennsylvania, with Hagerstown, Maryland, facilitating regional trade and transportation.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d8e8ccb8f48190ad420098e74fb1db |
completed | April 10, 2026, 12:10 p.m. |
| NER | Named-entity recognition | batch_69e5faec6d0c8190b90cb1bb3160a847 |
completed | April 20, 2026, 10:07 a.m. |
Created at: April 10, 2026, 1:26 p.m.