Triple
T4257331
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Hudson, Massachusetts |
E96006
|
entity |
| Predicate | hasRailTrail |
P2515
|
FINISHED |
| Object |
Assabet River Rail Trail
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.
|
E423322
|
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: Assabet River Rail Trail | Statement: [Hudson, Massachusetts, hasRailTrail, Assabet River Rail Trail]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Assabet River Rail Trail Context triple: [Hudson, Massachusetts, hasRailTrail, Assabet River Rail Trail]
-
A.
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.
-
B.
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.
-
C.
Torrey C. Brown Rail Trail
The Torrey C. Brown Rail Trail is a popular multi-use recreational trail in Maryland that follows a former railroad corridor through scenic rural and wooded landscapes.
-
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.
River Trail
River Trail is a popular hiking path in Great Falls Park that closely follows the Potomac River, offering scenic views of rapids, cliffs, and surrounding woodlands.
- 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: Assabet River Rail Trail Triple: [Hudson, Massachusetts, hasRailTrail, Assabet River Rail Trail]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Assabet River Rail Trail Target entity description: 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.
-
A.
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.
-
B.
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.
-
C.
Torrey C. Brown Rail Trail
The Torrey C. Brown Rail Trail is a popular multi-use recreational trail in Maryland that follows a former railroad corridor through scenic rural and wooded landscapes.
-
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.
River Trail
River Trail is a popular hiking path in Great Falls Park that closely follows the Potomac River, offering scenic views of rapids, cliffs, and surrounding woodlands.
- 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_69b3454095ac81909c2494f7ff294af1 |
completed | March 12, 2026, 10:59 p.m. |
| NER | Named-entity recognition | batch_69b34ec321008190b2cc1aca6ab690c4 |
completed | March 12, 2026, 11:39 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b5a88d3bf48190b26eb8ab848d320e |
completed | March 14, 2026, 6:27 p.m. |
| NEDg | Description generation | batch_69b5a917d4a88190864441f95706964e |
completed | March 14, 2026, 6:29 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b5a96967ec8190aa86e735808211fd |
completed | March 14, 2026, 6:31 p.m. |
Created at: March 12, 2026, 11:06 p.m.