Triple
T19342323
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Montour Trail |
E483787
|
entity |
| Predicate | namedAfter |
P63
|
FINISHED |
| Object |
Montour Railroad
Montour Railroad was a historic short-line coal-hauling railroad in western Pennsylvania that served mines and industries around the Pittsburgh area.
|
E1371318
|
NE FINISHED |
How this triple was built (4 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: Montour Railroad | Statement: [Montour Trail, namedAfter, Montour Railroad]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Montour Railroad Context triple: [Montour Trail, namedAfter, Montour Railroad]
-
A.
Sandersville Railroad
Sandersville Railroad is a shortline freight railroad based in Sandersville, Georgia, primarily serving local kaolin clay and industrial customers and connecting them to larger national rail networks.
-
B.
Wallkill Valley Railroad
The Wallkill Valley Railroad was a historic rail line in New York’s Hudson Valley that played a key role in the region’s 19th- and early 20th-century transportation and industrial development.
-
C.
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.
-
D.
Spruce Railroad
Spruce Railroad was a historic logging railway on Washington’s Olympic Peninsula, originally built during World War I to transport spruce timber for military aircraft production.
-
E.
Perkiomen Railroad
Perkiomen Railroad was a historic rail line in southeastern Pennsylvania that later became the basis for the modern Perkiomen Trail.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Montour Railroad Triple: [Montour Trail, namedAfter, Montour Railroad]
Generated description
Montour Railroad was a historic short-line coal-hauling railroad in western Pennsylvania that served mines and industries around the Pittsburgh area.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Montour Railroad Target entity description: Montour Railroad was a historic short-line coal-hauling railroad in western Pennsylvania that served mines and industries around the Pittsburgh area.
-
A.
Sandersville Railroad
Sandersville Railroad is a shortline freight railroad based in Sandersville, Georgia, primarily serving local kaolin clay and industrial customers and connecting them to larger national rail networks.
-
B.
Wallkill Valley Railroad
The Wallkill Valley Railroad was a historic rail line in New York’s Hudson Valley that played a key role in the region’s 19th- and early 20th-century transportation and industrial development.
-
C.
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.
-
D.
Spruce Railroad
Spruce Railroad was a historic logging railway on Washington’s Olympic Peninsula, originally built during World War I to transport spruce timber for military aircraft production.
-
E.
Perkiomen Railroad
Perkiomen Railroad was a historic rail line in southeastern Pennsylvania that later became the basis for the modern Perkiomen Trail.
- F. None of above. chosen
Provenance (5 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_69d8e8d244f8819080eb1f3491300db2 |
completed | April 10, 2026, 12:10 p.m. |
| NER | Named-entity recognition | batch_69e6185795bc8190a63061ca794c0d67 |
completed | April 20, 2026, 12:13 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a071be916a881909afdc2b0811f4795 |
completed | May 15, 2026, 1:13 p.m. |
| NEDg | Description generation | batch_6a071c8a9dec8190a4fbb88736b73912 |
completed | May 15, 2026, 1:15 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a071e0e00208190a6e05266d5bc47e2 |
completed | May 15, 2026, 1:22 p.m. |
Created at: April 10, 2026, 1:33 p.m.