Triple
T7481324
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Point State Park |
E176763
|
entity |
| Predicate | isAccessibleBy |
P1985
|
FINISHED |
| Object |
Three Rivers Heritage Trail
The Three Rivers Heritage Trail is a multi-use riverfront trail system in Pittsburgh, Pennsylvania, that follows the banks of the city’s three rivers and connects numerous parks, neighborhoods, and historic sites.
|
E666713
|
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: Three Rivers Heritage Trail | Statement: [Point State Park, isAccessibleBy, Three Rivers Heritage Trail]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Three Rivers Heritage Trail Context triple: [Point State Park, isAccessibleBy, Three Rivers Heritage Trail]
-
A.
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.
-
B.
Bruce Freeman Rail Trail
The Bruce Freeman Rail Trail is a multi-use recreational path in Massachusetts that follows a former railroad corridor through several communities, offering scenic routes for walking, running, and cycling.
-
C.
Lawrence Hopewell Trail
The Lawrence Hopewell Trail is a multi-use recreational path in Mercer County, New Jersey, that offers walking, running, and cycling routes through local parks, neighborhoods, and natural areas.
-
D.
Wallkill Valley Rail Trail
The Wallkill Valley Rail Trail is a scenic multi-use path in New York’s Hudson Valley that follows a former railroad corridor through towns like New Paltz, offering hiking, biking, and nature viewing.
-
E.
South County Trailway
The South County Trailway is a paved multi-use rail trail in Westchester County, New York, popular for cycling, running, and walking along a former railroad corridor.
- 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: Three Rivers Heritage Trail Triple: [Point State Park, isAccessibleBy, Three Rivers Heritage Trail]
Generated description
The Three Rivers Heritage Trail is a multi-use riverfront trail system in Pittsburgh, Pennsylvania, that follows the banks of the city’s three rivers and connects numerous parks, neighborhoods, and historic sites.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Three Rivers Heritage Trail Target entity description: The Three Rivers Heritage Trail is a multi-use riverfront trail system in Pittsburgh, Pennsylvania, that follows the banks of the city’s three rivers and connects numerous parks, neighborhoods, and historic sites.
-
A.
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.
-
B.
Bruce Freeman Rail Trail
The Bruce Freeman Rail Trail is a multi-use recreational path in Massachusetts that follows a former railroad corridor through several communities, offering scenic routes for walking, running, and cycling.
-
C.
Lawrence Hopewell Trail
The Lawrence Hopewell Trail is a multi-use recreational path in Mercer County, New Jersey, that offers walking, running, and cycling routes through local parks, neighborhoods, and natural areas.
-
D.
Wallkill Valley Rail Trail
The Wallkill Valley Rail Trail is a scenic multi-use path in New York’s Hudson Valley that follows a former railroad corridor through towns like New Paltz, offering hiking, biking, and nature viewing.
-
E.
South County Trailway
The South County Trailway is a paved multi-use rail trail in Westchester County, New York, popular for cycling, running, and walking along a former railroad corridor.
- 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_69c69f236ce08190a04d7679f03b29b2 |
completed | March 27, 2026, 3:15 p.m. |
| NER | Named-entity recognition | batch_69c6f534aa388190b3bb3e16be3a54c8 |
completed | March 27, 2026, 9:23 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c83493f0988190b8c569d34bbe2817 |
completed | March 28, 2026, 8:05 p.m. |
| NEDg | Description generation | batch_69c835cf7a58819095ed79b84f935a84 |
completed | March 28, 2026, 8:10 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c8366b2fcc8190bd8b07a54a848721 |
completed | March 28, 2026, 8:13 p.m. |
Created at: March 27, 2026, 3:42 p.m.