Triple
T9181102
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | West Concord, Massachusetts |
E220330
|
entity |
| Predicate | hasParkOrRecreationArea |
P22590
|
FINISHED |
| Object | Assabet River Rail Trail (segment) |
E423322
|
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: Assabet River Rail Trail (segment) | Statement: [West Concord, Massachusetts, hasParkOrRecreationArea, Assabet River Rail Trail (segment)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Assabet River Rail Trail (segment) Context triple: [West Concord, Massachusetts, hasParkOrRecreationArea, Assabet River Rail Trail (segment)]
-
A.
Assabet River Rail Trail
chosen
The Assabet River Rail Trail is a multi-use recreational path in Massachusetts that follows a former railroad corridor along the Assabet River, popular for walking, running, and cycling.
-
B.
Ashuwillticook Rail Trail
Ashuwillticook Rail Trail is a scenic multi-use path in western Massachusetts that follows a former railroad corridor along lakes, rivers, and mountain views popular for walking, running, and cycling.
-
C.
Riverside Trail
Riverside Trail is a popular hiking path in Logan Canyon known for its easy riverside walking and scenic canyon views.
-
D.
Root River State Trail
Root River State Trail is a scenic multi-use recreational trail in southeastern Minnesota that follows the Root River through small towns and rural landscapes, popular for biking, hiking, and cross-country skiing.
-
E.
Union Dam Trail
Union Dam Trail is a hiking path within Maryland’s Patapsco Valley State Park, known for its wooded riverside scenery and access to historic mill and dam sites.
- 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_69ca83e589948190ac9907819db11ddf |
completed | March 30, 2026, 2:08 p.m. |
| NER | Named-entity recognition | batch_69ccc25379008190b8ca047efe3bb7bb |
completed | April 1, 2026, 6:59 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d054b5512c8190aa7909ef8b56b186 |
completed | April 4, 2026, midnight |
Created at: March 30, 2026, 7:23 p.m.