Triple
T4073930
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MARTA Board of Directors |
E86714
|
entity |
| Predicate | supervises |
P258
|
FINISHED |
| Object |
MARTA General Manager / CEO
The MARTA General Manager / CEO is the top executive responsible for overseeing the daily operations, strategic planning, and overall management of the Metropolitan Atlanta Rapid Transit Authority.
|
E411967
|
NE FINISHED |
How this triple was built (4 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: MARTA General Manager / CEO | Statement: [MARTA Board of Directors, supervises, MARTA General Manager / CEO]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: MARTA General Manager / CEO Context triple: [MARTA Board of Directors, supervises, MARTA General Manager / CEO]
-
A.
Board Chair of Amtrak
The Board Chair of Amtrak is the leading governance official responsible for overseeing the company’s board of directors and guiding strategic decisions for the United States’ national passenger rail service.
-
B.
Director General of Railroads
The Director General of Railroads was the top federal official responsible for overseeing and operating U.S. railroads during the period of government control in World War I.
-
C.
David Simon – Chief Executive Officer
David Simon is an American business executive best known for leading Simon Property Group, one of the largest real estate investment trusts and shopping mall operators in the world.
-
D.
Mayor Shinn
Mayor Shinn is the blustery, self-important mayor of River City in the musical "The Music Man," often serving as a comic foil to the charismatic con man Harold Hill.
-
E.
Greg Maffei, President and CEO
Greg Maffei is an American business executive known for leading Liberty Media and overseeing its diverse portfolio of media, communications, and entertainment companies.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: MARTA General Manager / CEO Triple: [MARTA Board of Directors, supervises, MARTA General Manager / CEO]
Generated description
The MARTA General Manager / CEO is the top executive responsible for overseeing the daily operations, strategic planning, and overall management of the Metropolitan Atlanta Rapid Transit Authority.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: MARTA General Manager / CEO Target entity description: The MARTA General Manager / CEO is the top executive responsible for overseeing the daily operations, strategic planning, and overall management of the Metropolitan Atlanta Rapid Transit Authority.
-
A.
Board Chair of Amtrak
The Board Chair of Amtrak is the leading governance official responsible for overseeing the company’s board of directors and guiding strategic decisions for the United States’ national passenger rail service.
-
B.
Director General of Railroads
The Director General of Railroads was the top federal official responsible for overseeing and operating U.S. railroads during the period of government control in World War I.
-
C.
David Simon – Chief Executive Officer
David Simon is an American business executive best known for leading Simon Property Group, one of the largest real estate investment trusts and shopping mall operators in the world.
-
D.
Mayor Shinn
Mayor Shinn is the blustery, self-important mayor of River City in the musical "The Music Man," often serving as a comic foil to the charismatic con man Harold Hill.
-
E.
Greg Maffei, President and CEO
Greg Maffei is an American business executive known for leading Liberty Media and overseeing its diverse portfolio of media, communications, and entertainment companies.
- F. None of above. chosen
Provenance (5 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_69aed93ebe448190a1f1686e28740ac9 |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69aefc245d888190ae773f9c3077953b |
completed | March 9, 2026, 4:58 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b562bc05948190a9ad709768420588 |
completed | March 14, 2026, 1:29 p.m. |
| NEDg | Description generation | batch_69b563b3db0481909f3dd2a9e6a88e6e |
completed | March 14, 2026, 1:33 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b567e223cc8190aa1d7e827e6c70fd |
completed | March 14, 2026, 1:51 p.m. |
Created at: March 9, 2026, 3:39 p.m.