Triple
T5022307
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Poughkeepsie Railroad Bridge |
E112880
|
entity |
| Predicate | railLineCarried |
P51670
|
FINISHED |
| Object |
New Haven–Pennsylvania Railroad freight route
The New Haven–Pennsylvania Railroad freight route was a key northeastern U.S. rail corridor used primarily for heavy freight traffic between the New York, New England, and Mid-Atlantic regions.
|
E77222
|
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: New Haven–Pennsylvania Railroad freight route | Statement: [Poughkeepsie Railroad Bridge, railLineCarried, New Haven–Pennsylvania Railroad freight route]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: New Haven–Pennsylvania Railroad freight route Context triple: [Poughkeepsie Railroad Bridge, railLineCarried, New Haven–Pennsylvania Railroad freight route]
-
A.
Panhandle Route of the Pennsylvania Railroad
The Panhandle Route of the Pennsylvania Railroad was a major historic rail line that connected Pittsburgh with the American Midwest, serving as an important freight and passenger corridor in the 19th and early 20th centuries.
-
B.
Pennsylvania Railroad Lines East
Pennsylvania Railroad Lines East was the eastern operating division of the Pennsylvania Railroad, managing its passenger and freight services across key routes in the northeastern United States.
-
C.
New Haven–Springfield Line
The New Haven–Springfield Line is a key passenger rail corridor in the northeastern United States connecting New Haven, Connecticut, with Springfield, Massachusetts, and serving both intercity and commuter rail services.
-
D.
Winslow Junction–Atlantic City route
The Winslow Junction–Atlantic City route is a rail line in southern New Jersey that connects the inland junction at Winslow with the coastal resort city of Atlantic City.
-
E.
Hartford and New Haven Railroad
The Hartford and New Haven Railroad was a 19th-century rail line in Connecticut that later became part of the larger New York, New Haven and Hartford Railroad system.
- 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: New Haven–Pennsylvania Railroad freight route Triple: [Poughkeepsie Railroad Bridge, railLineCarried, New Haven–Pennsylvania Railroad freight route]
Generated description
The New Haven–Pennsylvania Railroad freight route was a key northeastern U.S. rail corridor used primarily for heavy freight traffic between the New York, New England, and Mid-Atlantic regions.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: New Haven–Pennsylvania Railroad freight route Target entity description: The New Haven–Pennsylvania Railroad freight route was a key northeastern U.S. rail corridor used primarily for heavy freight traffic between the New York, New England, and Mid-Atlantic regions.
-
A.
Panhandle Route of the Pennsylvania Railroad
The Panhandle Route of the Pennsylvania Railroad was a major historic rail line that connected Pittsburgh with the American Midwest, serving as an important freight and passenger corridor in the 19th and early 20th centuries.
-
B.
Pennsylvania Railroad Lines East
chosen
Pennsylvania Railroad Lines East was the eastern operating division of the Pennsylvania Railroad, managing its passenger and freight services across key routes in the northeastern United States.
-
C.
New Haven–Springfield Line
The New Haven–Springfield Line is a key passenger rail corridor in the northeastern United States connecting New Haven, Connecticut, with Springfield, Massachusetts, and serving both intercity and commuter rail services.
-
D.
Winslow Junction–Atlantic City route
The Winslow Junction–Atlantic City route is a rail line in southern New Jersey that connects the inland junction at Winslow with the coastal resort city of Atlantic City.
-
E.
Hartford and New Haven Railroad
The Hartford and New Haven Railroad was a 19th-century rail line in Connecticut that later became part of the larger New York, New Haven and Hartford Railroad system.
- F. None of above.
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_69bd4435c2f48190be593158cbfcf8a3 |
completed | March 20, 2026, 12:57 p.m. |
| NER | Named-entity recognition | batch_69bd77c9fc7c8190b165a5cfd5889ba8 |
completed | March 20, 2026, 4:37 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be9282e2b08190abfa2c3e450957d4 |
completed | March 21, 2026, 12:43 p.m. |
| NEDg | Description generation | batch_69be94965c4c8190b91be72f483d4b29 |
completed | March 21, 2026, 12:52 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69be9527906481909d6a42a262a67c31 |
completed | March 21, 2026, 12:55 p.m. |
Created at: March 20, 2026, 1:36 p.m.