Triple
T8829142
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tower City Center |
E210087
|
entity |
| Predicate | servesTransitSystem |
P14525
|
FINISHED |
| Object | RTA Blue Line |
E765951
|
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: RTA Blue Line | Statement: [Tower City Center, servesTransitSystem, RTA Blue Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: RTA Blue Line Context triple: [Tower City Center, servesTransitSystem, RTA Blue Line]
-
A.
RTA Blue Line
chosen
RTA Blue Line is a light rail transit route in Cleveland, Ohio, operated by the Greater Cleveland Regional Transit Authority and serving key corridors between downtown and the eastern suburbs.
-
B.
RTA Red Line
The RTA Red Line is a heavy rail rapid transit route in Cleveland, Ohio, running between Cleveland Hopkins International Airport and the Windermere station in East Cleveland.
-
C.
CTA Blue Line
The CTA Blue Line is a major Chicago 'L' rapid transit route that runs between O'Hare International Airport, downtown Chicago, and the city's western neighborhoods and suburbs.
-
D.
RTA Green Line
RTA Green Line is a light rail transit line in Cleveland, Ohio, operated by the Greater Cleveland Regional Transit Authority and serving key areas including downtown Cleveland and the eastern suburbs.
-
E.
METRO Blue Line
The METRO Blue Line is a major light rail transit route in the Minneapolis–Saint Paul metropolitan area that connects downtown Minneapolis with the Mall of America and Minneapolis–Saint Paul International Airport.
- 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_69ca8365b28081909e48e45e95dfc405 |
completed | March 30, 2026, 2:06 p.m. |
| NER | Named-entity recognition | batch_69cc604c52a48190807e46c15e3c1558 |
completed | April 1, 2026, 12:01 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cfd07d7214819083eb74a5a1a4af2a |
completed | April 3, 2026, 2:36 p.m. |
Created at: March 30, 2026, 6:47 p.m.