Triple
T448451
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amtrak Empire Corridor |
E7073
|
entity |
| Predicate | usesService |
P1294
|
FINISHED |
| Object |
Maple Leaf
Maple Leaf is an Amtrak intercity passenger train service that operates between New York City and Toronto, connecting major cities in New York State with southern Ontario.
|
E56056
|
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: Maple Leaf | Statement: [Amtrak Empire Corridor, usesService, Maple Leaf]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Maple Leaf Context triple: [Amtrak Empire Corridor, usesService, Maple Leaf]
-
A.
Blitzen
Blitzen is one of Santa Claus's legendary flying reindeer, traditionally depicted as helping pull his sleigh on Christmas Eve.
-
B.
Howe
Howe is an English-language surname of Anglo-Norman and Old English origin, borne by numerous notable figures across politics, the military, the arts, and sports.
-
C.
Big Red
Big Red is the nickname of the former St. Louis Cardinals NFL franchise, known for its red uniforms and long, often struggling history before relocating and becoming the Arizona Cardinals.
-
D.
Excelsior
Excelsior is the Latin state motto of New York, meaning "ever upward" and symbolizing aspiration and continual progress.
-
E.
Golden Horseshoe
The Golden Horseshoe is a densely populated and industrialized region in southern Ontario, Canada, that curves around the western end of Lake Ontario and includes the Greater Toronto Area.
- 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: Maple Leaf Triple: [Amtrak Empire Corridor, usesService, Maple Leaf]
Generated description
Maple Leaf is an Amtrak intercity passenger train service that operates between New York City and Toronto, connecting major cities in New York State with southern Ontario.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Maple Leaf Target entity description: Maple Leaf is an Amtrak intercity passenger train service that operates between New York City and Toronto, connecting major cities in New York State with southern Ontario.
-
A.
Blitzen
Blitzen is one of Santa Claus's legendary flying reindeer, traditionally depicted as helping pull his sleigh on Christmas Eve.
-
B.
Howe
Howe is an English-language surname of Anglo-Norman and Old English origin, borne by numerous notable figures across politics, the military, the arts, and sports.
-
C.
Big Red
Big Red is the nickname of the former St. Louis Cardinals NFL franchise, known for its red uniforms and long, often struggling history before relocating and becoming the Arizona Cardinals.
-
D.
Excelsior
Excelsior is the Latin state motto of New York, meaning "ever upward" and symbolizing aspiration and continual progress.
-
E.
Golden Horseshoe
The Golden Horseshoe is a densely populated and industrialized region in southern Ontario, Canada, that curves around the western end of Lake Ontario and includes the Greater Toronto Area.
- 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_69a2e7e4676c81909ea0dbdecac0687c |
completed | Feb. 28, 2026, 1:04 p.m. |
| NER | Named-entity recognition | batch_69a2f01d8fa88190849d720b029db479 |
completed | Feb. 28, 2026, 1:39 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a442a899d08190a0e3f04bffd4aca3 |
completed | March 1, 2026, 1:44 p.m. |
| NEDg | Description generation | batch_69a443036cc08190b81887e86282c7a4 |
completed | March 1, 2026, 1:45 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a4435f90588190a72a99509b4ab418 |
completed | March 1, 2026, 1:47 p.m. |
Created at: Feb. 28, 2026, 1:12 p.m.