Triple
T20844273
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Massachusetts regional transit authorities system |
E513179
|
entity |
| Predicate | hasPart |
P35
|
FINISHED |
| Object |
Merrimack Valley Regional Transit Authority
Merrimack Valley Regional Transit Authority is a public transportation agency that operates local bus and paratransit services in the Merrimack Valley region of northeastern Massachusetts.
|
E1458808
|
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: Merrimack Valley Regional Transit Authority | Statement: [Massachusetts regional transit authorities system, hasPart, Merrimack Valley Regional Transit Authority]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Merrimack Valley Regional Transit Authority Context triple: [Massachusetts regional transit authorities system, hasPart, Merrimack Valley Regional Transit Authority]
-
A.
Berkshire Regional Transit Authority
Berkshire Regional Transit Authority is a public transportation agency that provides bus and paratransit services to communities in Berkshire County, Massachusetts.
-
B.
Lowell Regional Transit Authority
The Lowell Regional Transit Authority is a public transportation agency that operates bus and paratransit services in Lowell, Massachusetts and surrounding communities.
-
C.
MetroWest Regional Transit Authority
MetroWest Regional Transit Authority is a public transportation agency that operates local bus and paratransit services in the MetroWest region of Massachusetts.
-
D.
Pioneer Valley Transit Authority
Pioneer Valley Transit Authority is a regional public transportation agency serving communities in western Massachusetts, including the Amherst area, with bus and paratransit services.
-
E.
Worcester Regional Transit Authority
The Worcester Regional Transit Authority is a public transportation agency that operates bus and paratransit services throughout Worcester and surrounding communities in central Massachusetts.
- 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: Merrimack Valley Regional Transit Authority Triple: [Massachusetts regional transit authorities system, hasPart, Merrimack Valley Regional Transit Authority]
Generated description
Merrimack Valley Regional Transit Authority is a public transportation agency that operates local bus and paratransit services in the Merrimack Valley region of northeastern Massachusetts.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Merrimack Valley Regional Transit Authority Target entity description: Merrimack Valley Regional Transit Authority is a public transportation agency that operates local bus and paratransit services in the Merrimack Valley region of northeastern Massachusetts.
-
A.
Berkshire Regional Transit Authority
Berkshire Regional Transit Authority is a public transportation agency that provides bus and paratransit services to communities in Berkshire County, Massachusetts.
-
B.
Lowell Regional Transit Authority
The Lowell Regional Transit Authority is a public transportation agency that operates bus and paratransit services in Lowell, Massachusetts and surrounding communities.
-
C.
MetroWest Regional Transit Authority
MetroWest Regional Transit Authority is a public transportation agency that operates local bus and paratransit services in the MetroWest region of Massachusetts.
-
D.
Pioneer Valley Transit Authority
Pioneer Valley Transit Authority is a regional public transportation agency serving communities in western Massachusetts, including the Amherst area, with bus and paratransit services.
-
E.
Worcester Regional Transit Authority
The Worcester Regional Transit Authority is a public transportation agency that operates bus and paratransit services throughout Worcester and surrounding communities in central Massachusetts.
- 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_69e0b4f4898081908209e58edb8f9c45 |
completed | April 16, 2026, 10:07 a.m. |
| NER | Named-entity recognition | batch_69e6c34deef88190992b959b83bc59b1 |
completed | April 21, 2026, 12:22 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a092776faac8190bdac799d8b9ca2b4 |
completed | May 17, 2026, 2:27 a.m. |
| NEDg | Description generation | batch_6a09289247d88190ae0a731ef581d76d |
completed | May 17, 2026, 2:31 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0928f05c5481909b937436f5e04b6e |
completed | May 17, 2026, 2:33 a.m. |
Created at: April 16, 2026, 12:43 p.m.