Triple
T11313626
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA Commuter Rail Providence/Stoughton Line |
E267904
|
entity |
| Predicate | hasStop |
P17789
|
FINISHED |
| Object |
Canton Junction station
Canton Junction station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail station in Canton, Massachusetts, serving as a junction point for trains on the Providence/Stoughton Line.
|
E921175
|
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: Canton Junction station | Statement: [MBTA Commuter Rail Providence/Stoughton Line, hasStop, Canton Junction station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Canton Junction station Context triple: [MBTA Commuter Rail Providence/Stoughton Line, hasStop, Canton Junction station]
-
A.
Dormont Junction station
Dormont Junction station is a light rail stop in the Pittsburgh Regional Transit network serving the suburban communities of Dormont and nearby Mt. Lebanon, Pennsylvania.
-
B.
Wayne Junction station
Wayne Junction station is a major SEPTA regional rail hub in Philadelphia, Pennsylvania, serving multiple commuter lines and providing key connections within the city's transit network.
-
C.
Otisville station
Otisville station is a small commuter rail stop in Otisville, New York, served by NJ Transit and Metro-North trains on the Port Jervis Line.
-
D.
Allendale station
Allendale station is a commuter rail stop in Allendale, New Jersey, served by NJ Transit trains on the Main Line.
-
E.
Forest Park station
Forest Park station is a Chicago Transit Authority rapid transit station in Forest Park, Illinois, serving as the western endpoint of the Blue Line.
- 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: Canton Junction station Triple: [MBTA Commuter Rail Providence/Stoughton Line, hasStop, Canton Junction station]
Generated description
Canton Junction station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail station in Canton, Massachusetts, serving as a junction point for trains on the Providence/Stoughton Line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Canton Junction station Target entity description: Canton Junction station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail station in Canton, Massachusetts, serving as a junction point for trains on the Providence/Stoughton Line.
-
A.
Dormont Junction station
Dormont Junction station is a light rail stop in the Pittsburgh Regional Transit network serving the suburban communities of Dormont and nearby Mt. Lebanon, Pennsylvania.
-
B.
Wayne Junction station
Wayne Junction station is a major SEPTA regional rail hub in Philadelphia, Pennsylvania, serving multiple commuter lines and providing key connections within the city's transit network.
-
C.
Otisville station
Otisville station is a small commuter rail stop in Otisville, New York, served by NJ Transit and Metro-North trains on the Port Jervis Line.
-
D.
Allendale station
Allendale station is a commuter rail stop in Allendale, New Jersey, served by NJ Transit trains on the Main Line.
-
E.
Forest Park station
Forest Park station is a Chicago Transit Authority rapid transit station in Forest Park, Illinois, serving as the western endpoint of the Blue Line.
- 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_69d6aaca5c24819083db46a30d86cb34 |
completed | April 8, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69d7e9c2c7b081909af8acebc8aa93aa |
completed | April 9, 2026, 6:02 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e5563dc9c881908d17a061e6071d2c |
completed | April 19, 2026, 10:25 p.m. |
| NEDg | Description generation | batch_69e562bb085c8190942766d12d838798 |
completed | April 19, 2026, 11:18 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69e569f0e6948190b285ca84aca03771 |
completed | April 19, 2026, 11:49 p.m. |
Created at: April 8, 2026, 9:32 p.m.