Triple
T11368965
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA Orange Line Back Bay branch |
E269290
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Chinatown station |
E159380
|
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: Chinatown station | Statement: [MBTA Orange Line Back Bay branch, hasStation, Chinatown station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chinatown station Context triple: [MBTA Orange Line Back Bay branch, hasStation, Chinatown station]
-
A.
Chinatown station
chosen
Chinatown station is an underground rapid transit stop in downtown Boston’s Chinatown neighborhood, providing access to the MBTA Orange Line and nearby cultural and commercial destinations.
-
B.
Chinatown–Rose Pak station
Chinatown–Rose Pak station is an underground Muni Metro light rail station in San Francisco’s Chinatown neighborhood, serving as the northern terminus of the Central Subway line.
-
C.
Stadium–Chinatown station
Stadium–Chinatown station is an elevated rapid transit station in downtown Vancouver, British Columbia, serving major nearby sports and entertainment venues.
-
D.
Shibo Avenue station
Shibo Avenue station is a Shanghai Metro station on Line 13 serving the former Expo 2010 site and surrounding Pudong area.
-
E.
Cahill Street station
Cahill Street station is the former name of San Jose Diridon Station, a major rail hub in San Jose, California.
- 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_69d6aacca1048190b39dbbc2174616fa |
completed | April 8, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69d7ea89e1148190b0ca29db9d7e2cbd |
completed | April 9, 2026, 6:06 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e5567b67f88190b0412e30b346d36d |
completed | April 19, 2026, 10:26 p.m. |
Created at: April 8, 2026, 9:33 p.m.