Triple
T7413747
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Purple Line Express |
E171075
|
entity |
| Predicate | stopsAt |
P6657
|
FINISHED |
| Object | Randolph/Wabash station |
E440586
|
NE FINISHED |
How this triple was built (2 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: Randolph/Wabash station | Statement: [Purple Line Express, stopsAt, Randolph/Wabash station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Randolph/Wabash station Context triple: [Purple Line Express, stopsAt, Randolph/Wabash station]
-
A.
Randolph/Wabash station
chosen
Randolph/Wabash station was a former elevated Chicago "L" station in the Loop that served multiple train lines before being closed and replaced by the modern Washington/Wabash station.
-
B.
Washington/Wabash station
Washington/Wabash station is a Chicago 'L' rapid transit station in the Loop that serves multiple elevated lines and replaced the former Randolph/Wabash and Madison/Wabash stations.
-
C.
Adams/Wabash station
Adams/Wabash station is an elevated Chicago "L" train stop in the Loop, serving multiple lines in the heart of downtown Chicago.
-
D.
Lincoln station
Lincoln station is a commuter rail stop in Lincoln, Massachusetts, serving passengers on the MBTA's Fitchburg Line.
-
E.
Decatur station
Decatur station is an underground Metropolitan Atlanta Rapid Transit Authority (MARTA) rail station located in downtown Decatur, Georgia, serving as a key transit hub for commuters and local residents.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69c68a618bdc81908d8018edadecd1a4 |
completed | March 27, 2026, 1:47 p.m. |
| NER | Named-entity recognition | batch_69c6f2c336308190932c14cec5eec25f |
completed | March 27, 2026, 9:12 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c81ee1b48c81909912ff0d7bf2837e |
completed | March 28, 2026, 6:33 p.m. |
Created at: March 27, 2026, 3:11 p.m.