Triple
T11456992
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | CSX Transportation Cumberland Subdivision |
E271553
|
entity |
| Predicate | hostsService |
P2592
|
FINISHED |
| Object | MARC Train Brunswick Line |
E55051
|
NE FINISHED |
How this triple was built (3 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: MARC Train Brunswick Line | Statement: [CSX Transportation Cumberland Subdivision, hostsService, MARC Train Brunswick Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: MARC Train Brunswick Line Context triple: [CSX Transportation Cumberland Subdivision, hostsService, MARC Train Brunswick Line]
-
A.
MARC commuter rail
MARC commuter rail is a regional passenger train service in Maryland that connects suburban communities and nearby states with major employment centers like Washington, D.C. and Baltimore.
-
B.
MARC Brunswick Line
chosen
The MARC Brunswick Line is a Maryland Area Regional Commuter rail service that operates between Washington, D.C., and points in western Maryland and eastern West Virginia, providing weekday commuter transportation along the former B&O Railroad main line.
-
C.
MARC Train
MARC Train is a commuter rail service operating in Maryland and the surrounding region, connecting cities such as Washington, D.C., Baltimore, and Martinsburg.
-
D.
Camden Line
The Camden Line is a commuter rail service in Maryland that connects Washington, D.C. with Baltimore and surrounding communities as part of the MARC Train system.
-
E.
Franklin/Foxboro Line
The Franklin/Foxboro Line is a Massachusetts Bay Transportation Authority commuter rail route serving Boston and its southwestern suburbs, including Franklin and Foxborough.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: hostsService Context triple: [CSX Transportation Cumberland Subdivision, hostsService, MARC Train Brunswick Line]
-
A.
hostNOC
Indicates that one entity operates as the Network Operations Center (NOC) responsible for monitoring, managing, or supporting another entity’s network or services.
-
B.
host
chosen
Indicates that one entity provides space, resources, or services to accommodate, receive, or entertain another entity.
-
C.
hostRepublic
Indicates that an entity serves as the host country or republic for another entity or event.
-
D.
hostStar
Indicates that one celestial object serves as the primary star around which another object, such as a planet or system, is associated or orbits.
-
E.
hostEmpire
Indicates that one entity serves as the imperial authority or ruling empire that hosts, controls, or encompasses another entity.
- F. None of above.
Provenance (4 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_69d6aadff8888190a13f253f0d460874 |
completed | April 8, 2026, 7:22 p.m. |
| NER | Named-entity recognition | batch_69d822f2138081909408c7916cef99c9 |
completed | April 9, 2026, 10:06 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e5d3e197c881909db2e4e59c61c3c3 |
completed | April 20, 2026, 7:21 a.m. |
| PD | Predicate disambiguation | batch_69d80867ff248190bb157fa9e355353b |
completed | April 9, 2026, 8:13 p.m. |
Created at: April 8, 2026, 9:35 p.m.