Triple
T1354850
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chestnut Hill West Line |
E28964
|
entity |
| Predicate | connectsStation |
P845
|
FINISHED |
| Object |
St. Martins station
St. Martins station is a regional rail stop in Philadelphia, Pennsylvania, serving the Chestnut Hill West Line of SEPTA.
|
E178987
|
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: St. Martins station | Statement: [Chestnut Hill West Line, connectsStation, St. Martins station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: St. Martins station Context triple: [Chestnut Hill West Line, connectsStation, St. Martins station]
-
A.
Embankment station
Embankment station is a central London Underground and National Rail station located on the north bank of the River Thames, serving as a key interchange for multiple Tube lines near major landmarks such as Trafalgar Square.
-
B.
St. James station
St. James station is a historic Long Island Rail Road commuter rail stop located in the hamlet of St. James on Long Island, New York.
-
C.
Antony station
Antony station is a railway and RER station in the southern suburbs of Paris that serves as the main interchange between the Orlyval airport shuttle and the regional rail network.
-
D.
Lechmere station
Lechmere station is a Massachusetts Bay Transportation Authority (MBTA) Green Line light rail station serving the East Cambridge neighborhood of Cambridge, Massachusetts.
-
E.
Tower Hill station
Tower Hill station is a London Underground station in central London serving the Circle and District lines near the Tower of London.
- 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: St. Martins station Triple: [Chestnut Hill West Line, connectsStation, St. Martins station]
Generated description
St. Martins station is a regional rail stop in Philadelphia, Pennsylvania, serving the Chestnut Hill West Line of SEPTA.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: St. Martins station Target entity description: St. Martins station is a regional rail stop in Philadelphia, Pennsylvania, serving the Chestnut Hill West Line of SEPTA.
-
A.
Embankment station
Embankment station is a central London Underground and National Rail station located on the north bank of the River Thames, serving as a key interchange for multiple Tube lines near major landmarks such as Trafalgar Square.
-
B.
St. James station
St. James station is a historic Long Island Rail Road commuter rail stop located in the hamlet of St. James on Long Island, New York.
-
C.
Antony station
Antony station is a railway and RER station in the southern suburbs of Paris that serves as the main interchange between the Orlyval airport shuttle and the regional rail network.
-
D.
Lechmere station
Lechmere station is a Massachusetts Bay Transportation Authority (MBTA) Green Line light rail station serving the East Cambridge neighborhood of Cambridge, Massachusetts.
-
E.
Tower Hill station
Tower Hill station is a London Underground station in central London serving the Circle and District lines near the Tower of London.
- 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_69a498571d248190a0ac9eb02d97097f |
completed | March 1, 2026, 7:49 p.m. |
| NER | Named-entity recognition | batch_69a4c28afc848190925d8b2f9aeac12d |
completed | March 1, 2026, 10:49 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad400e0a8c8190956ec444b86aa28c |
completed | March 8, 2026, 9:23 a.m. |
| NEDg | Description generation | batch_69ad4124554c819080978ca73a2c1404 |
completed | March 8, 2026, 9:28 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ad41968e4c8190b843b97e18ac9968 |
completed | March 8, 2026, 9:29 a.m. |
Created at: March 1, 2026, 7:56 p.m.