Triple
T4931988
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ridgeland station |
E110716
|
entity |
| Predicate | reconstructionProgram |
P26232
|
FINISHED |
| Object |
Green Line rehabilitation project
The Green Line rehabilitation project was a major infrastructure initiative to modernize and upgrade Chicago Transit Authority’s Green Line, including stations, tracks, and related facilities.
|
E480649
|
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: Green Line rehabilitation project | Statement: [Ridgeland station, reconstructionProgram, Green Line rehabilitation project]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Green Line rehabilitation project Context triple: [Ridgeland station, reconstructionProgram, Green Line rehabilitation project]
-
A.
Green Line southern extension
The Green Line southern extension is a Washington Metro expansion project that extended the Green Line further into the suburbs of Prince George's County, Maryland, adding several new stations beyond its previous terminus.
-
B.
Green Line Extension
The Green Line Extension is a Massachusetts Bay Transportation Authority light rail project that extends Boston’s Green Line service into previously unserved neighborhoods in Somerville and Medford.
-
C.
Main Line Third Track Project
The Main Line Third Track Project is a major Long Island Rail Road infrastructure expansion adding an additional track to increase capacity, reduce delays, and improve service reliability on the busy Main Line corridor.
-
D.
Red Line Northwest Extension corridor
The Red Line Northwest Extension corridor is a planned expansion route of Boston's MBTA Red Line intended to extend rapid transit service northwest from its current terminus.
-
E.
North Line extension of Red Line
The North Line extension of the Red Line is a METRORail light rail expansion in Houston that extends service north from downtown to additional neighborhoods and transit connections.
- 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: Green Line rehabilitation project Triple: [Ridgeland station, reconstructionProgram, Green Line rehabilitation project]
Generated description
The Green Line rehabilitation project was a major infrastructure initiative to modernize and upgrade Chicago Transit Authority’s Green Line, including stations, tracks, and related facilities.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Green Line rehabilitation project Target entity description: The Green Line rehabilitation project was a major infrastructure initiative to modernize and upgrade Chicago Transit Authority’s Green Line, including stations, tracks, and related facilities.
-
A.
Green Line southern extension
The Green Line southern extension is a Washington Metro expansion project that extended the Green Line further into the suburbs of Prince George's County, Maryland, adding several new stations beyond its previous terminus.
-
B.
Green Line Extension
The Green Line Extension is a Massachusetts Bay Transportation Authority light rail project that extends Boston’s Green Line service into previously unserved neighborhoods in Somerville and Medford.
-
C.
Main Line Third Track Project
The Main Line Third Track Project is a major Long Island Rail Road infrastructure expansion adding an additional track to increase capacity, reduce delays, and improve service reliability on the busy Main Line corridor.
-
D.
Red Line Northwest Extension corridor
The Red Line Northwest Extension corridor is a planned expansion route of Boston's MBTA Red Line intended to extend rapid transit service northwest from its current terminus.
-
E.
North Line extension of Red Line
The North Line extension of the Red Line is a METRORail light rail expansion in Houston that extends service north from downtown to additional neighborhoods and transit connections.
- 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_69bd4415190c8190817bee7ec9f9f944 |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd7063c57c8190a5a6fb3586238d35 |
completed | March 20, 2026, 4:05 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be77b18b6c8190bbc8d0764f6a03bf |
completed | March 21, 2026, 10:49 a.m. |
| NEDg | Description generation | batch_69be78ce97948190a0a54b1baa0ff979 |
completed | March 21, 2026, 10:54 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69be7929cec08190a6fb28385c5bfce9 |
completed | March 21, 2026, 10:55 a.m. |
Created at: March 20, 2026, 1:30 p.m.