Triple
T6578860
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | East Bridgewater |
E157239
|
entity |
| Predicate | nearestCommuterRailStation |
P4625
|
FINISHED |
| Object |
Bridgewater station
Bridgewater station is a Massachusetts Bay Transportation Authority (MBTA) Commuter Rail stop in Bridgewater, Massachusetts, serving the Middleborough/Lakeville Line.
|
E611867
|
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: Bridgewater station | Statement: [East Bridgewater, nearestCommuterRailStation, Bridgewater station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Bridgewater station Context triple: [East Bridgewater, nearestCommuterRailStation, Bridgewater station]
-
A.
Westwood station
Westwood station is a New Jersey Transit commuter rail stop in Westwood, New Jersey, serving passengers on the Pascack Valley Line.
-
B.
Haverhill station
Haverhill station is a commuter rail stop in Haverhill, Massachusetts, serving as the northern terminus of the MBTA's Haverhill Line.
-
C.
Milton station
Milton station is a light rail stop on the MBTA's Mattapan Trolley line in Milton, Massachusetts, serving local commuters on the Red Line's historic trolley branch.
-
D.
Porter station
Porter station is a major MBTA transit hub in Cambridge, Massachusetts, serving both Red Line subway and commuter rail trains beneath Porter Square.
-
E.
Andover station
Andover station is a commuter rail stop in Andover, Massachusetts, served by the MBTA on its route between Boston and Haverhill.
- 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: Bridgewater station Triple: [East Bridgewater, nearestCommuterRailStation, Bridgewater station]
Generated description
Bridgewater station is a Massachusetts Bay Transportation Authority (MBTA) Commuter Rail stop in Bridgewater, Massachusetts, serving the Middleborough/Lakeville Line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Bridgewater station Target entity description: Bridgewater station is a Massachusetts Bay Transportation Authority (MBTA) Commuter Rail stop in Bridgewater, Massachusetts, serving the Middleborough/Lakeville Line.
-
A.
Westwood station
Westwood station is a New Jersey Transit commuter rail stop in Westwood, New Jersey, serving passengers on the Pascack Valley Line.
-
B.
Haverhill station
Haverhill station is a commuter rail stop in Haverhill, Massachusetts, serving as the northern terminus of the MBTA's Haverhill Line.
-
C.
Milton station
Milton station is a light rail stop on the MBTA's Mattapan Trolley line in Milton, Massachusetts, serving local commuters on the Red Line's historic trolley branch.
-
D.
Porter station
Porter station is a major MBTA transit hub in Cambridge, Massachusetts, serving both Red Line subway and commuter rail trains beneath Porter Square.
-
E.
Andover station
Andover station is a commuter rail stop in Andover, Massachusetts, served by the MBTA on its route between Boston and Haverhill.
- 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_69c6882b3a108190b3a9eb343ae4162c |
completed | March 27, 2026, 1:37 p.m. |
| NER | Named-entity recognition | batch_69c6ae8dad608190b4708368a7af6e5d |
completed | March 27, 2026, 4:21 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c6f78896b48190a8d993c207d01a7e |
completed | March 27, 2026, 9:32 p.m. |
| NEDg | Description generation | batch_69c6f8f4b20481908c741d2decdf56d3 |
completed | March 27, 2026, 9:39 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c6f99273cc81909d1d3160e79261a0 |
completed | March 27, 2026, 9:41 p.m. |
Created at: March 27, 2026, 1:54 p.m.