Triple
T2892729
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Western Maryland Railway |
E63864
|
entity |
| Predicate | notableRoute |
P22
|
FINISHED |
| Object |
East Subdivision to Baltimore
East Subdivision to Baltimore is a key rail line of the Western Maryland Railway that provided an important route into the Baltimore area.
|
E307592
|
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: East Subdivision to Baltimore | Statement: [Western Maryland Railway, notableRoute, East Subdivision to Baltimore]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: East Subdivision to Baltimore Context triple: [Western Maryland Railway, notableRoute, East Subdivision to Baltimore]
-
A.
Baltimore–Harrisburg corridor
The Baltimore–Harrisburg corridor is a key Mid-Atlantic transportation and economic region linking Baltimore, Maryland with Harrisburg, Pennsylvania.
-
B.
Baltimore Metro SubwayLink
The Baltimore Metro SubwayLink is a rapid transit subway system serving Baltimore, Maryland, providing high-capacity rail service along a primary east–west corridor through the city and into surrounding areas.
-
C.
Baltimore rail network
The Baltimore rail network is the interconnected system of freight and passenger rail lines serving the Baltimore, Maryland metropolitan area, linking the city to regional and national rail corridors.
-
D.
Hudson Subdivision
The Hudson Subdivision is a key railroad line in New York State that carries passenger and freight trains along the Hudson River corridor, including service through Albany–Rensselaer station.
-
E.
Baltimore Light Rail
Baltimore Light Rail is a regional light rail transit system serving Baltimore, Maryland, and its surrounding suburbs.
- 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: East Subdivision to Baltimore Triple: [Western Maryland Railway, notableRoute, East Subdivision to Baltimore]
Generated description
East Subdivision to Baltimore is a key rail line of the Western Maryland Railway that provided an important route into the Baltimore area.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: East Subdivision to Baltimore Target entity description: East Subdivision to Baltimore is a key rail line of the Western Maryland Railway that provided an important route into the Baltimore area.
-
A.
Baltimore–Harrisburg corridor
The Baltimore–Harrisburg corridor is a key Mid-Atlantic transportation and economic region linking Baltimore, Maryland with Harrisburg, Pennsylvania.
-
B.
Baltimore Metro SubwayLink
The Baltimore Metro SubwayLink is a rapid transit subway system serving Baltimore, Maryland, providing high-capacity rail service along a primary east–west corridor through the city and into surrounding areas.
-
C.
Baltimore rail network
The Baltimore rail network is the interconnected system of freight and passenger rail lines serving the Baltimore, Maryland metropolitan area, linking the city to regional and national rail corridors.
-
D.
Hudson Subdivision
The Hudson Subdivision is a key railroad line in New York State that carries passenger and freight trains along the Hudson River corridor, including service through Albany–Rensselaer station.
-
E.
Baltimore Light Rail
Baltimore Light Rail is a regional light rail transit system serving Baltimore, Maryland, and its surrounding suburbs.
- 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_69ab4c45822c8190830c5f2bb97bcfd0 |
completed | March 6, 2026, 9:51 p.m. |
| NER | Named-entity recognition | batch_69abe062234c81909411e34db7d2683d |
completed | March 7, 2026, 8:22 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b0317e15248190bade0f0fd930581a |
completed | March 10, 2026, 2:58 p.m. |
| NEDg | Description generation | batch_69b034b304f8819096eda16e314912b4 |
completed | March 10, 2026, 3:11 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b03c60a5988190b015a1cf05068845 |
completed | March 10, 2026, 3:44 p.m. |
Created at: March 6, 2026, 10:07 p.m.