Triple
T20301889
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Blue Line (MBTA) |
E505501
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Orient Heights station
Orient Heights station is an MBTA rapid transit stop in East Boston, Massachusetts, serving the Blue Line near the Orient Heights neighborhood and Suffolk Downs.
|
E1430412
|
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: Orient Heights station | Statement: [Blue Line (MBTA), hasStation, Orient Heights station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Orient Heights station Context triple: [Blue Line (MBTA), hasStation, Orient Heights station]
-
A.
Oakwood Heights station
Oakwood Heights station is a public transit stop serving the Oakwood neighborhood, providing local residents with access to the surrounding rail or metro network.
-
B.
Fairview Heights station
Fairview Heights station is a light rail stop in Inglewood, California, serving passengers on Los Angeles Metro's K Line.
-
C.
Fairview Heights station
Fairview Heights station is a MetroLink light rail station in Fairview Heights, Illinois, serving as an eastern endpoint of the St. Louis metropolitan transit system.
-
D.
Lockwood/Eastwood station
Lockwood/Eastwood station is a light rail stop on Houston’s METRORail Green Line serving the East End area.
-
E.
Alum Rock station
Alum Rock station is a public transit stop in San Jose, California, serving as a terminus on the Santa Clara Valley Transportation Authority (VTA) light rail 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: Orient Heights station Triple: [Blue Line (MBTA), hasStation, Orient Heights station]
Generated description
Orient Heights station is an MBTA rapid transit stop in East Boston, Massachusetts, serving the Blue Line near the Orient Heights neighborhood and Suffolk Downs.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Orient Heights station Target entity description: Orient Heights station is an MBTA rapid transit stop in East Boston, Massachusetts, serving the Blue Line near the Orient Heights neighborhood and Suffolk Downs.
-
A.
Oakwood Heights station
Oakwood Heights station is a public transit stop serving the Oakwood neighborhood, providing local residents with access to the surrounding rail or metro network.
-
B.
Fairview Heights station
Fairview Heights station is a light rail stop in Inglewood, California, serving passengers on Los Angeles Metro's K Line.
-
C.
Fairview Heights station
Fairview Heights station is a MetroLink light rail station in Fairview Heights, Illinois, serving as an eastern endpoint of the St. Louis metropolitan transit system.
-
D.
Lockwood/Eastwood station
Lockwood/Eastwood station is a light rail stop on Houston’s METRORail Green Line serving the East End area.
-
E.
Alum Rock station
Alum Rock station is a public transit stop in San Jose, California, serving as a terminus on the Santa Clara Valley Transportation Authority (VTA) light rail 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_69e0b4b8ab648190906e18538c250148 |
completed | April 16, 2026, 10:06 a.m. |
| NER | Named-entity recognition | batch_69e6770d82b48190b21ce7c52ec6d5a0 |
completed | April 20, 2026, 6:57 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0883e4a12c8190931e5f3520cb0bdc |
completed | May 16, 2026, 2:49 p.m. |
| NEDg | Description generation | batch_6a08845fa8c081909ccfdfbf90c3e4ed |
completed | May 16, 2026, 2:51 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0884d759948190ba5030a5c5a6b0f3 |
completed | May 16, 2026, 2:53 p.m. |
Created at: April 16, 2026, 11:17 a.m.