Triple
T9683051
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chelten Avenue station |
E234332
|
entity |
| Predicate | isOnCorridor |
P1018
|
FINISHED |
| Object | Chestnut Hill Branch (former Pennsylvania Railroad) |
E28964
|
NE FINISHED |
Named-entity recognition
Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.
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: Chestnut Hill Branch (former Pennsylvania Railroad) | Statement: [Chelten Avenue station, isOnCorridor, Chestnut Hill Branch (former Pennsylvania Railroad)]
Disambiguation candidates (1 decision)
The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chestnut Hill Branch (former Pennsylvania Railroad) Context triple: [Chelten Avenue station, isOnCorridor, Chestnut Hill Branch (former Pennsylvania Railroad)]
-
A.
Doylestown Branch
The Doylestown Branch is a former Reading Railroad commuter rail line in southeastern Pennsylvania that connected Philadelphia with the town of Doylestown.
-
B.
Chestnut Hill East Line
Chestnut Hill East Line is a commuter rail service in the Philadelphia area operated as part of SEPTA’s Regional Rail network.
-
C.
Chestnut Hill West Line
chosen
The Chestnut Hill West Line is a commuter rail service in the Philadelphia area that connects Center City with the Chestnut Hill neighborhood.
-
D.
Chestnut Hill East station
Chestnut Hill East station is a SEPTA Regional Rail station in Philadelphia serving as the northern endpoint of the Chestnut Hill East Line.
-
E.
Chestnut Hill West station
Chestnut Hill West station is a SEPTA Regional Rail station in the Chestnut Hill neighborhood of Philadelphia serving as the northern endpoint of the Chestnut Hill West Line.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 batches)
| Stage | Batch ID | Job type | Status |
|---|---|---|---|
| creating | batch_69ca84c99e34819092e5563a7106cfca |
elicitation | completed |
| NER | batch_69cd9ccdbcc48190a4a9a70b3f419ac2 |
ner | completed |
| NED1 | batch_69d1910192e88190b10409ae62c1c948 |
ned_source_triple | completed |
Created at: March 30, 2026, 8:16 p.m.