Triple
T7546230
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amtrak Acela |
E178408
|
entity |
| Predicate | primaryRoute |
P6298
|
FINISHED |
| Object |
Boston–Washington, D.C.
Boston–Washington, D.C. is the major Northeast Corridor rail route linking New England’s largest city with the U.S. capital and serving as a key spine for high-speed and intercity passenger trains.
|
E671506
|
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: Boston–Washington, D.C. | Statement: [Amtrak Acela, primaryRoute, Boston–Washington, D.C.]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Boston–Washington, D.C. Context triple: [Amtrak Acela, primaryRoute, Boston–Washington, D.C.]
-
A.
New York City–Washington, D.C.
New York City–Washington, D.C. refers to the heavily traveled, fully electrified segment of the Northeast Corridor rail line connecting the two major East Coast cities.
-
B.
Philadelphia and Washington, D.C.
Philadelphia and Washington, D.C. are two major East Coast U.S. cities—one in Pennsylvania and the other the nation’s capital—linked by dense political, economic, and cultural ties.
-
C.
Boston, New York
Boston, New York is a small town in Erie County in western New York State, situated near Buffalo and known for its rural character and residential communities.
-
D.
Washington, D.C.
Washington, D.C. is the capital city of the United States, serving as the nation’s political center and home to its federal government institutions.
-
E.
Washington, New York
Washington, New York is a rural town in Dutchess County known for its historic hamlet of Millbrook, scenic landscapes, and equestrian and agricultural heritage.
- 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: Boston–Washington, D.C. Triple: [Amtrak Acela, primaryRoute, Boston–Washington, D.C.]
Generated description
Boston–Washington, D.C. is the major Northeast Corridor rail route linking New England’s largest city with the U.S. capital and serving as a key spine for high-speed and intercity passenger trains.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Boston–Washington, D.C. Target entity description: Boston–Washington, D.C. is the major Northeast Corridor rail route linking New England’s largest city with the U.S. capital and serving as a key spine for high-speed and intercity passenger trains.
-
A.
New York City–Washington, D.C.
New York City–Washington, D.C. refers to the heavily traveled, fully electrified segment of the Northeast Corridor rail line connecting the two major East Coast cities.
-
B.
Philadelphia and Washington, D.C.
Philadelphia and Washington, D.C. are two major East Coast U.S. cities—one in Pennsylvania and the other the nation’s capital—linked by dense political, economic, and cultural ties.
-
C.
Boston, New York
Boston, New York is a small town in Erie County in western New York State, situated near Buffalo and known for its rural character and residential communities.
-
D.
Washington, D.C.
Washington, D.C. is the capital city of the United States, serving as the nation’s political center and home to its federal government institutions.
-
E.
Washington, New York
Washington, New York is a rural town in Dutchess County known for its historic hamlet of Millbrook, scenic landscapes, and equestrian and agricultural heritage.
- 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_69c69f2cbe08819088f9eb0c03ef529b |
completed | March 27, 2026, 3:15 p.m. |
| NER | Named-entity recognition | batch_69c6f89963ec8190ae7b8a2b9508c074 |
completed | March 27, 2026, 9:37 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c84f2662f881909f65c936be9eab56 |
completed | March 28, 2026, 9:59 p.m. |
| NEDg | Description generation | batch_69c852a8c630819080493932adb5ad40 |
completed | March 28, 2026, 10:14 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c8530069e88190af6abcfddb924f38 |
completed | March 28, 2026, 10:15 p.m. |
Created at: March 27, 2026, 3:48 p.m.