Triple
T7293280
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MTA Bridges and Tunnels network |
E164450
|
entity |
| Predicate | alsoKnownAs |
P39
|
FINISHED |
| Object | MTA B&T facilities |
E615449
|
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: MTA B&T facilities | Statement: [MTA Bridges and Tunnels network, alsoKnownAs, MTA B&T facilities]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: MTA B&T facilities Context triple: [MTA Bridges and Tunnels network, alsoKnownAs, MTA B&T facilities]
-
A.
BMT Division
BMT Division is a specialized organizational unit focused on bone marrow transplantation and related hematologic treatments.
-
B.
BMT Division
The BMT Division is a former Brooklyn–Manhattan Transit-operated section of the New York City Subway system, encompassing lines originally built and run by the BMT before unification.
-
C.
MTA
MTA is the commonly used abbreviation for the Maryland Transit Administration, the state agency that operates public transportation services in and around Baltimore, Maryland.
-
D.
MTA
chosen
MTA is the public transportation authority serving the New York City metropolitan area, operating subways, buses, and commuter rail systems.
-
E.
MTA
MTA is the abbreviated name historically used for Boston’s Metropolitan Transit Authority, the predecessor to today’s MBTA public transit system.
- 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_69c6887a499881909dd23341399c59d8 |
completed | March 27, 2026, 1:39 p.m. |
| NER | Named-entity recognition | batch_69c6eb8a0b4881908ff27c5a75bd4a95 |
completed | March 27, 2026, 8:41 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7e53faa0481909758a7366cbbe99f |
completed | March 28, 2026, 2:27 p.m. |
Created at: March 27, 2026, 3 p.m.