Triple
T10190725
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Eliot station |
E238024
|
entity |
| Predicate | hasZone |
P6793
|
FINISHED |
| Object | MBTA fare zone 1A |
E170289
|
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: MBTA fare zone 1A | Statement: [Eliot station, hasZone, MBTA fare zone 1A]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: MBTA fare zone 1A Context triple: [Eliot station, hasZone, MBTA fare zone 1A]
-
A.
MBTA Zone 1
MBTA Zone 1 is a commuter rail fare zone in the Massachusetts Bay Transportation Authority system that covers near-suburban stations just outside central Boston.
-
B.
MBTA Commuter Rail Zone 1A
chosen
MBTA Commuter Rail Zone 1A is the innermost fare zone of the Boston-area commuter rail system, covering central city stations with the lowest commuter rail fares.
-
C.
MBTA rapid transit zone
The MBTA rapid transit zone is the fare and service area designation used by Boston’s subway and light rail system to organize routes, stops, and pricing within the Massachusetts Bay Transportation Authority network.
-
D.
MBTA Ashmont Branch
The MBTA Ashmont Branch is a rapid transit line of Boston’s Red Line that runs from JFK/UMass station through Dorchester to Ashmont, serving several southern neighborhoods of the city.
-
E.
MBTA Lansdowne
MBTA Lansdowne is a commuter rail station in Boston, Massachusetts, serving the Framingham/Worcester Line near Fenway Park.
- 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_69ca84de1b208190bf17bb305b002605 |
completed | March 30, 2026, 2:12 p.m. |
| NER | Named-entity recognition | batch_69cded7eb1148190a2d175163685e233 |
completed | April 2, 2026, 4:15 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d317c0c22881909ed388721e80bafd |
completed | April 6, 2026, 2:17 a.m. |
Created at: March 30, 2026, 9:13 p.m.