Triple
T437773
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Northern Central Railway |
E10046
|
entity |
| Predicate | servedRegion |
P82
|
FINISHED |
| Object | Susquehanna River valley |
E44956
|
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: Susquehanna River valley | Statement: [Northern Central Railway, servedRegion, Susquehanna River valley]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Susquehanna River valley Context triple: [Northern Central Railway, servedRegion, Susquehanna River valley]
-
A.
Susquehanna River
chosen
The Susquehanna River is one of the longest rivers on the U.S. East Coast, flowing from New York through Pennsylvania into the Chesapeake Bay and playing a major role in the region’s ecology and history.
-
B.
Schuylkill River
The Schuylkill River is a major waterway in eastern Pennsylvania that flows through Philadelphia and has historically been central to the region’s transportation, industry, and recreation.
-
C.
Allegheny River
The Allegheny River is a major waterway in western Pennsylvania and New York that joins the Monongahela River at Pittsburgh to form the Ohio River.
-
D.
Monongahela River
The Monongahela River is a major waterway in the Appalachian region of the United States that flows north from West Virginia into Pennsylvania, where it joins the Allegheny River at Pittsburgh to form the Ohio River.
-
E.
Cacapon River
The Cacapon River is a scenic, largely undeveloped river in eastern West Virginia known for its clear waters, outdoor recreation, and role in the Potomac River watershed.
- 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_69a2e8465ef481909655c681b01e2986 |
completed | Feb. 28, 2026, 1:06 p.m. |
| NER | Named-entity recognition | batch_69a2ef26bb78819089b3b5dac0330619 |
completed | Feb. 28, 2026, 1:35 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a654ced04c819083e3cf2e44079341 |
completed | March 3, 2026, 3:26 a.m. |
Created at: Feb. 28, 2026, 1:11 p.m.