Triple
T20301887
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Blue Line (MBTA) |
E505501
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Airport station
Airport station is an MBTA rapid transit stop on Boston’s Blue Line that serves Logan International Airport via dedicated shuttle connections.
|
E1423962
|
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: Airport station | Statement: [Blue Line (MBTA), hasStation, Airport station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Airport station Context triple: [Blue Line (MBTA), hasStation, Airport station]
-
A.
Airport Station
Airport Station is a Shenzhen Metro rapid transit station serving Shenzhen Bao'an International Airport on Line 11.
-
B.
Airport Express station
Airport Express station is a dedicated rail stop on Hong Kong’s high-speed Airport Express line that provides rapid passenger access between Hong Kong International Airport and the city.
-
C.
Flughafen station
Flughafen station is the Nuremberg U-Bahn station that serves Nuremberg Airport as the terminus of line U2.
-
D.
Airport Terminal A station
Airport Terminal A station is a metro/rail transit stop serving Terminal A of an airport on the Airport Line, providing direct access between the terminal and the wider rail network.
-
E.
Airport station (MARTA)
Airport station (MARTA) is the rapid transit rail station directly serving Hartsfield–Jackson Atlanta International Airport on Atlanta’s MARTA 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: Airport station Triple: [Blue Line (MBTA), hasStation, Airport station]
Generated description
Airport station is an MBTA rapid transit stop on Boston’s Blue Line that serves Logan International Airport via dedicated shuttle connections.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Airport station Target entity description: Airport station is an MBTA rapid transit stop on Boston’s Blue Line that serves Logan International Airport via dedicated shuttle connections.
-
A.
Airport Station
Airport Station is a Shenzhen Metro rapid transit station serving Shenzhen Bao'an International Airport on Line 11.
-
B.
Airport Express station
Airport Express station is a dedicated rail stop on Hong Kong’s high-speed Airport Express line that provides rapid passenger access between Hong Kong International Airport and the city.
-
C.
Flughafen station
Flughafen station is the Nuremberg U-Bahn station that serves Nuremberg Airport as the terminus of line U2.
-
D.
Airport Terminal A station
Airport Terminal A station is a metro/rail transit stop serving Terminal A of an airport on the Airport Line, providing direct access between the terminal and the wider rail network.
-
E.
Airport station (MARTA)
Airport station (MARTA) is the rapid transit rail station directly serving Hartsfield–Jackson Atlanta International Airport on Atlanta’s MARTA 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_6a08611762e481909ee2f41434c86aa5 |
completed | May 16, 2026, 12:20 p.m. |
| NEDg | Description generation | batch_6a0863506f4481909c106c49f6b71191 |
completed | May 16, 2026, 12:30 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0863f4bb788190b6ef1fe57279badb |
completed | May 16, 2026, 12:32 p.m. |
Created at: April 16, 2026, 11:17 a.m.