Triple
T2479852
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Elmira, New York |
E55187
|
entity |
| Predicate | servedByRailroadHistorically |
P782
|
FINISHED |
| Object | Lehigh Valley Railroad |
E144115
|
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: Lehigh Valley Railroad | Statement: [Elmira, New York, servedByRailroadHistorically, Lehigh Valley Railroad]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lehigh Valley Railroad Context triple: [Elmira, New York, servedByRailroadHistorically, Lehigh Valley Railroad]
-
A.
Lehigh Valley Railroad
chosen
Lehigh Valley Railroad was a major northeastern U.S. railroad that primarily served the anthracite coal region of Pennsylvania and connected it to key industrial and port cities.
-
B.
Philadelphia and Reading Railroad
The Philadelphia and Reading Railroad was a major 19th- and early 20th-century American railroad and coal-transporting line centered in Pennsylvania, later known as part of the Reading Company system.
-
C.
Philadelphia and Western Railroad
The Philadelphia and Western Railroad was an early 20th-century interurban railway in the Philadelphia region that later evolved into what is now known as the Norristown High Speed Line.
-
D.
Pennsylvania Railroad Company
The Pennsylvania Railroad Company was one of the largest and most influential American railroads of the 19th and early 20th centuries, playing a central role in the industrial development of the United States.
-
E.
Philadelphia, Germantown and Norristown Railroad
The Philadelphia, Germantown and Norristown Railroad was one of the earliest railroads in the United States, serving the Philadelphia area and later becoming part of the Pennsylvania Railroad system.
- 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_69ab49e279e88190ab10d7248aea9d11 |
completed | March 6, 2026, 9:40 p.m. |
| NER | Named-entity recognition | batch_69abd160a9708190b28d2f5538ea129a |
completed | March 7, 2026, 7:18 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69af906499688190a21984590b8caadc |
completed | March 10, 2026, 3:30 a.m. |
Created at: March 6, 2026, 9:45 p.m.