Triple
T137318
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MARC Train |
E2774
|
entity |
| Predicate | line |
P1293
|
FINISHED |
| Object |
Brunswick Line
The Brunswick Line is a MARC commuter rail service in Maryland that primarily connects Washington, D.C. with Brunswick and Martinsburg along the former B&O Railroad route.
|
E16025
|
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: Brunswick Line | Statement: [MARC Train, line, Brunswick Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Brunswick Line Context triple: [MARC Train, line, Brunswick Line]
-
A.
Blockade of the Pequot along the Thames River
The Blockade of the Pequot along the Thames River was a key military operation during the Pequot War in which English colonial and Native allied forces sought to cut off and contain the Pequot people by controlling access along the river.
-
B.
Old Ironsides
"Old Ironsides" is a famous 1830 poem by Oliver Wendell Holmes Sr. that helped rally public support to preserve the historic U.S. frigate USS Constitution.
-
C.
Wellfleet
Wellfleet is a coastal town on outer Cape Cod in Massachusetts known for its oysters, beaches, and protected seashore.
-
D.
Battle of Baltimore
The Battle of Baltimore was a key War of 1812 engagement in which American forces successfully defended the city and Fort McHenry from British attack, inspiring the lyrics of the United States national anthem.
-
E.
Continental Navy
The Continental Navy was the nascent naval force established by the American colonies during the Revolutionary War to challenge British maritime power.
- 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: Brunswick Line Triple: [MARC Train, line, Brunswick Line]
Generated description
The Brunswick Line is a MARC commuter rail service in Maryland that primarily connects Washington, D.C. with Brunswick and Martinsburg along the former B&O Railroad route.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Brunswick Line Target entity description: The Brunswick Line is a MARC commuter rail service in Maryland that primarily connects Washington, D.C. with Brunswick and Martinsburg along the former B&O Railroad route.
-
A.
Blockade of the Pequot along the Thames River
The Blockade of the Pequot along the Thames River was a key military operation during the Pequot War in which English colonial and Native allied forces sought to cut off and contain the Pequot people by controlling access along the river.
-
B.
Old Ironsides
"Old Ironsides" is a famous 1830 poem by Oliver Wendell Holmes Sr. that helped rally public support to preserve the historic U.S. frigate USS Constitution.
-
C.
Wellfleet
Wellfleet is a coastal town on outer Cape Cod in Massachusetts known for its oysters, beaches, and protected seashore.
-
D.
Battle of Baltimore
The Battle of Baltimore was a key War of 1812 engagement in which American forces successfully defended the city and Fort McHenry from British attack, inspiring the lyrics of the United States national anthem.
-
E.
Continental Navy
The Continental Navy was the nascent naval force established by the American colonies during the Revolutionary War to challenge British maritime power.
- 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_69a2521e35c08190b28e5c9f1e3c9b59 |
completed | Feb. 28, 2026, 2:25 a.m. |
| NER | Named-entity recognition | batch_69a257a6cab88190944c8f74d8d1605c |
completed | Feb. 28, 2026, 2:49 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a2b0198e08819088752a41f4a1d488 |
completed | Feb. 28, 2026, 9:06 a.m. |
| NEDg | Description generation | batch_69a2b0cc512c8190a6c8ebef9b97d653 |
completed | Feb. 28, 2026, 9:09 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a2b185f194819095e8db41918a20e7 |
completed | Feb. 28, 2026, 9:12 a.m. |
Created at: Feb. 28, 2026, 2:31 a.m.