Triple
T9271029
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lowell Line |
E222827
|
entity |
| Predicate | connectsWith |
P37
|
FINISHED |
| Object |
Wildcat Branch
Wildcat Branch is a secondary commuter rail route in Massachusetts used by MBTA trains as an alternate connection between the Lowell Line and the Haverhill Line.
|
E789075
|
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: Wildcat Branch | Statement: [Lowell Line, connectsWith, Wildcat Branch]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Wildcat Branch Context triple: [Lowell Line, connectsWith, Wildcat Branch]
-
A.
Glasson Branch
Glasson Branch is a short navigable arm of the Lancaster Canal in Lancashire, England, linking the main canal to the port village of Glasson Dock.
-
B.
Cooper Branch
Cooper Branch is a local public library facility that serves as one of the community branches within the Central Rappahannock Regional Library system.
-
C.
Rockport Branch
Rockport Branch is a rail line segment in Massachusetts that forms the Rockport portion of the MBTA Commuter Rail’s Newburyport/Rockport Line, serving communities on Cape Ann.
-
D.
Montross Branch
Montross Branch is a local public library facility that serves the Montross, Virginia community as part of the Central Rappahannock Regional Library system.
-
E.
Porter Branch
Porter Branch is a local public library facility that serves as one of the community branches of the Central Rappahannock Regional Library 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: Wildcat Branch Triple: [Lowell Line, connectsWith, Wildcat Branch]
Generated description
Wildcat Branch is a secondary commuter rail route in Massachusetts used by MBTA trains as an alternate connection between the Lowell Line and the Haverhill Line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Wildcat Branch Target entity description: Wildcat Branch is a secondary commuter rail route in Massachusetts used by MBTA trains as an alternate connection between the Lowell Line and the Haverhill Line.
-
A.
Glasson Branch
Glasson Branch is a short navigable arm of the Lancaster Canal in Lancashire, England, linking the main canal to the port village of Glasson Dock.
-
B.
Cooper Branch
Cooper Branch is a local public library facility that serves as one of the community branches within the Central Rappahannock Regional Library system.
-
C.
Rockport Branch
Rockport Branch is a rail line segment in Massachusetts that forms the Rockport portion of the MBTA Commuter Rail’s Newburyport/Rockport Line, serving communities on Cape Ann.
-
D.
Montross Branch
Montross Branch is a local public library facility that serves the Montross, Virginia community as part of the Central Rappahannock Regional Library system.
-
E.
Porter Branch
Porter Branch is a local public library facility that serves as one of the community branches of the Central Rappahannock Regional Library system.
- 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_69ca841ffe208190aa7bcffbef2f8379 |
completed | March 30, 2026, 2:09 p.m. |
| NER | Named-entity recognition | batch_69cd07865790819099b3865a25dae58a |
completed | April 1, 2026, 11:54 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d09c2ca500819083ef4aa37f3e3a7f |
completed | April 4, 2026, 5:05 a.m. |
| NEDg | Description generation | batch_69d09d5047e8819082dbb2e44547b41c |
completed | April 4, 2026, 5:10 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69d09dec544c819095e2109d5e1671d3 |
completed | April 4, 2026, 5:13 a.m. |
Created at: March 30, 2026, 7:33 p.m.