Triple
T1666235
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MBTA CharlieCard |
E36017
|
entity |
| Predicate | hasNameOrigin |
P3325
|
FINISHED |
| Object | Charlie on the MTA song |
E17393
|
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: Charlie on the MTA song | Statement: [MBTA CharlieCard, hasNameOrigin, Charlie on the MTA song]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Charlie on the MTA song Context triple: [MBTA CharlieCard, hasNameOrigin, Charlie on the MTA song]
-
A.
song "Charlie on the MTA"
chosen
"Charlie on the MTA" is a mid-20th-century folk song about a man trapped riding Boston’s subway because he cannot pay the exit fare, and has become a cultural icon associated with the city’s transit system.
-
B.
Manhattan (song)
"Manhattan" is a popular 1925 show tune with music by Richard Rodgers and lyrics by Lorenz Hart, celebrated for its witty, romantic depiction of New York City.
-
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
MTA is the abbreviated name historically used for Boston’s Metropolitan Transit Authority, the predecessor to today’s MBTA public transit system.
-
E.
Take the "A" Train
"Take the 'A' Train" is a classic jazz standard composed by Billy Strayhorn that became the signature tune of the Duke Ellington Orchestra and one of the most famous pieces in big band jazz.
- 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_69a8861286808190939afff3ce8ee31e |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69a90adc57cc8190b270004c363768e3 |
completed | March 5, 2026, 4:47 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad682fd42881908ecd0f331e81aba8 |
completed | March 8, 2026, 12:14 p.m. |
Created at: March 4, 2026, 7:29 p.m.