Triple
T21410898
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Three Rivers Heritage Trail segments within Pittsburgh |
E528163
|
entity |
| Predicate | hasSegment |
P3574
|
FINISHED |
| Object | South Side Trail |
—
|
NE NERFINISHED |
How this triple was built (3 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: South Side Trail | Statement: [Three Rivers Heritage Trail segments within Pittsburgh, hasSegment, South Side Trail]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: South Side Trail Context triple: [Three Rivers Heritage Trail segments within Pittsburgh, hasSegment, South Side Trail]
-
A.
Southside Trail
Southside Trail is a multi-use path in Atlanta that forms the southern segment of the Atlanta BeltLine, connecting neighborhoods with green space, transit access, and recreational amenities.
-
B.
Northside Trail
Northside Trail is a popular multi-use path in Atlanta that winds through wooded areas and connects neighborhoods as part of the larger Atlanta BeltLine trail network.
-
C.
Eastside Trail
Eastside Trail is a popular multi-use urban trail in Atlanta that follows a former railway corridor, connecting several intown neighborhoods with parks, art installations, and restaurants.
-
D.
Westside Trail
Westside Trail is a multi-use path and greenway in Atlanta that forms part of the Atlanta BeltLine, connecting neighborhoods on the city’s west side with parks, transit, and public art.
-
E.
South Loop Trail
South Loop Trail is a popular high-elevation hiking route in the Mount Charleston area near Las Vegas, known for its steep ascent, alpine scenery, and access to Charleston Peak.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: South Side Trail Target entity description: South Side Trail is a popular riverside multi-use path in Pittsburgh that runs along the Monongahela River, offering scenic views and connections to neighborhoods, parks, and other segments of the Three Rivers Heritage Trail.
-
A.
Southside Trail
Southside Trail is a multi-use path in Atlanta that forms the southern segment of the Atlanta BeltLine, connecting neighborhoods with green space, transit access, and recreational amenities.
-
B.
Northside Trail
Northside Trail is a popular multi-use path in Atlanta that winds through wooded areas and connects neighborhoods as part of the larger Atlanta BeltLine trail network.
-
C.
Eastside Trail
Eastside Trail is a popular multi-use urban trail in Atlanta that follows a former railway corridor, connecting several intown neighborhoods with parks, art installations, and restaurants.
-
D.
Westside Trail
Westside Trail is a multi-use path and greenway in Atlanta that forms part of the Atlanta BeltLine, connecting neighborhoods on the city’s west side with parks, transit, and public art.
-
E.
South Loop Trail
South Loop Trail is a popular high-elevation hiking route in the Mount Charleston area near Las Vegas, known for its steep ascent, alpine scenery, and access to Charleston Peak.
- F. None of above. chosen
Provenance (2 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_69e0c454c248819093425d1099101c09 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69e8b1b6595481908cdf915e3585ed08 |
completed | April 22, 2026, 11:32 a.m. |
Created at: April 16, 2026, 5:43 p.m.