Triple
T41597
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ayer |
E820
|
entity |
| Predicate | hasCommuterRailStation |
P105
|
FINISHED |
| Object |
Ayer station
Ayer station is a commuter rail stop in Ayer, Massachusetts that serves as a local transit hub on the MBTA Fitchburg Line.
|
E9400
|
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: Ayer station | Statement: [Ayer, hasCommuterRailStation, Ayer station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ayer station Context triple: [Ayer, hasCommuterRailStation, Ayer station]
-
A.
Belmont Center station
Belmont Center station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop located in the commercial center of Belmont, Massachusetts.
-
B.
Atherton station
Atherton station is a commuter rail stop in Atherton, California, serving Caltrain passengers on the San Francisco Peninsula.
-
C.
Princeton Station
Princeton Station is a small commuter rail station in Princeton, New Jersey, serving as the terminus of the short "Dinky" shuttle line that connects the town and Princeton University to the Northeast Corridor.
-
D.
Hollywood/Highland station
Hollywood/Highland station is a Los Angeles Metro Rail subway stop on the B Line located in the heart of Hollywood near major attractions like the Dolby Theatre and the Hollywood Walk of Fame.
-
E.
Hollywood/Western station
Hollywood/Western station is a Los Angeles Metro Rail subway station on the B Line located in the Hollywood district of Los Angeles, California.
- 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: Ayer station Triple: [Ayer, hasCommuterRailStation, Ayer station]
Generated description
Ayer station is a commuter rail stop in Ayer, Massachusetts that serves as a local transit hub on the MBTA Fitchburg Line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Ayer station Target entity description: Ayer station is a commuter rail stop in Ayer, Massachusetts that serves as a local transit hub on the MBTA Fitchburg Line.
-
A.
Belmont Center station
Belmont Center station is a Massachusetts Bay Transportation Authority (MBTA) commuter rail stop located in the commercial center of Belmont, Massachusetts.
-
B.
Atherton station
Atherton station is a commuter rail stop in Atherton, California, serving Caltrain passengers on the San Francisco Peninsula.
-
C.
Princeton Station
Princeton Station is a small commuter rail station in Princeton, New Jersey, serving as the terminus of the short "Dinky" shuttle line that connects the town and Princeton University to the Northeast Corridor.
-
D.
Hollywood/Highland station
Hollywood/Highland station is a Los Angeles Metro Rail subway stop on the B Line located in the heart of Hollywood near major attractions like the Dolby Theatre and the Hollywood Walk of Fame.
-
E.
Hollywood/Western station
Hollywood/Western station is a Los Angeles Metro Rail subway station on the B Line located in the Hollywood district of Los Angeles, California.
- 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_69a247a8f6c08190bac804906d62ed5a |
completed | Feb. 28, 2026, 1:40 a.m. |
| NER | Named-entity recognition | batch_69a24ae0b7c4819092220568e8e52ad5 |
completed | Feb. 28, 2026, 1:54 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a266e4c58c81909c75fea51ae16b48 |
completed | Feb. 28, 2026, 3:54 a.m. |
| NEDg | Description generation | batch_69a26997a62881908ed38f22184d8887 |
completed | Feb. 28, 2026, 4:05 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a26a698f708190bf4e1f39dd27cf0f |
completed | Feb. 28, 2026, 4:09 a.m. |
Created at: Feb. 28, 2026, 1:46 a.m.