Triple
T38753
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lexington, Massachusetts |
E766
|
entity |
| Predicate | hasRailTrail |
P2515
|
FINISHED |
| Object |
Minuteman Bikeway
Minuteman Bikeway is a popular multi-use rail trail in Massachusetts that follows a historic railroad corridor through several suburban communities northwest of Boston.
|
E27591
|
NE FINISHED |
How this triple was built (5 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: Minuteman Bikeway | Statement: [Lexington, Massachusetts, hasRailTrail, Minuteman Bikeway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Minuteman Bikeway Context triple: [Lexington, Massachusetts, hasRailTrail, Minuteman Bikeway]
-
A.
Revere Beach Parkway
Revere Beach Parkway is a major historic roadway in the Greater Boston area of Massachusetts that connects inland communities to Revere Beach and forms part of the region’s parkway system.
-
B.
Massachusetts Turnpike
The Massachusetts Turnpike is a major east–west toll highway in Massachusetts that forms part of Interstate 90 and connects the Boston area with the rest of the state and beyond.
-
C.
Generals Highway
Generals Highway is a scenic mountain road in California that winds through Sequoia and Kings Canyon National Parks, providing access to giant sequoia groves and major park attractions.
-
D.
Interstate 66
Interstate 66 is a major east–west U.S. highway in the Mid-Atlantic region that connects Washington, D.C. with northern Virginia and extends westward toward the Shenandoah Valley.
-
E.
Massachusetts Route 1A
Massachusetts Route 1A is a state highway in Massachusetts that runs parallel to U.S. Route 1, serving numerous North Shore and coastal communities between Boston and the New Hampshire border.
- 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: Minuteman Bikeway Triple: [Lexington, Massachusetts, hasRailTrail, Minuteman Bikeway]
Generated description
Minuteman Bikeway is a popular multi-use rail trail in Massachusetts that follows a historic railroad corridor through several suburban communities northwest of Boston.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Minuteman Bikeway Target entity description: Minuteman Bikeway is a popular multi-use rail trail in Massachusetts that follows a historic railroad corridor through several suburban communities northwest of Boston.
-
A.
Revere Beach Parkway
Revere Beach Parkway is a major historic roadway in the Greater Boston area of Massachusetts that connects inland communities to Revere Beach and forms part of the region’s parkway system.
-
B.
Massachusetts Turnpike
The Massachusetts Turnpike is a major east–west toll highway in Massachusetts that forms part of Interstate 90 and connects the Boston area with the rest of the state and beyond.
-
C.
Generals Highway
Generals Highway is a scenic mountain road in California that winds through Sequoia and Kings Canyon National Parks, providing access to giant sequoia groves and major park attractions.
-
D.
Interstate 66
Interstate 66 is a major east–west U.S. highway in the Mid-Atlantic region that connects Washington, D.C. with northern Virginia and extends westward toward the Shenandoah Valley.
-
E.
Massachusetts Route 1A
Massachusetts Route 1A is a state highway in Massachusetts that runs parallel to U.S. Route 1, serving numerous North Shore and coastal communities between Boston and the New Hampshire border.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: hasRailTrail Context triple: [Lexington, Massachusetts, hasRailTrail, Minuteman Bikeway]
-
A.
hasRailSystem
Indicates that an entity possesses or is served by a rail-based transportation system.
-
B.
hasTrailType
Indicates that an entity (such as a trail or route) is associated with a specific type or category of trail.
-
C.
hasLightRailSystem
Indicates that a place possesses and operates a light rail transit system.
-
D.
hasRailStation
Indicates that one entity possesses, contains, or is served by a rail station.
-
E.
railwayLine
Indicates that there is a railway line connection or route associated with or passing through the referenced entity.
- F. None of above. chosen
Provenance (7 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_69a247a8f6c08190bac804906d62ed5a |
completed | Feb. 28, 2026, 1:40 a.m. |
| NER | Named-entity recognition | batch_69a24b4d5bd08190a3a48eb26e67768c |
completed | Feb. 28, 2026, 1:56 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a33e3a315881909a2b717ef20e4b17 |
completed | Feb. 28, 2026, 7:12 p.m. |
| NEDg | Description generation | batch_69a33ee88af08190bfe81fba01856829 |
completed | Feb. 28, 2026, 7:15 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a34295afa88190aae0d75a337967e3 |
completed | Feb. 28, 2026, 7:31 p.m. |
| PD | Predicate disambiguation | batch_69a24ab6141881908701106aa97e4735 |
completed | Feb. 28, 2026, 1:53 a.m. |
| PDg | Predicate description generation | batch_69a24b4c59b08190854b5335f5eff790 |
completed | Feb. 28, 2026, 1:56 a.m. |
Created at: Feb. 28, 2026, 1:46 a.m.