Triple
T14350707
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MF 67 |
E355842
|
entity |
| Predicate | replacedRollingStockType |
P1305
|
FINISHED |
| Object |
Sprague-Thomson trains
Sprague-Thomson trains were iconic early 20th-century electric multiple units that long served as the backbone of the Paris Métro before being replaced by more modern rolling stock.
|
E1095248
|
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: Sprague-Thomson trains | Statement: [MF 67, replacedRollingStockType, Sprague-Thomson trains]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sprague-Thomson trains Context triple: [MF 67, replacedRollingStockType, Sprague-Thomson trains]
-
A.
MP-68 trains
MP-68 trains are a class of rubber-tyred metro rolling stock that have operated on Mexico City’s Metro system since the late 1960s.
-
B.
MARC Train
MARC Train is a commuter rail service operating in Maryland and the surrounding region, connecting cities such as Washington, D.C., Baltimore, and Martinsburg.
-
C.
Z train
The Z train is a New York City Subway rush-hour, skip-stop service that runs along the J line in Brooklyn and Queens, providing limited-stop service between Jamaica Center and lower Manhattan.
-
D.
Mark II monorail trains
Mark II monorail trains were an earlier generation of Disney monorail rolling stock that operated before the introduction of the Mark IV trains.
-
E.
NS-93 trains
NS-93 trains are a class of electric multiple-unit metro trains used on the Santiago Metro system in Chile.
- 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: Sprague-Thomson trains Triple: [MF 67, replacedRollingStockType, Sprague-Thomson trains]
Generated description
Sprague-Thomson trains were iconic early 20th-century electric multiple units that long served as the backbone of the Paris Métro before being replaced by more modern rolling stock.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Sprague-Thomson trains Target entity description: Sprague-Thomson trains were iconic early 20th-century electric multiple units that long served as the backbone of the Paris Métro before being replaced by more modern rolling stock.
-
A.
MP-68 trains
MP-68 trains are a class of rubber-tyred metro rolling stock that have operated on Mexico City’s Metro system since the late 1960s.
-
B.
MARC Train
MARC Train is a commuter rail service operating in Maryland and the surrounding region, connecting cities such as Washington, D.C., Baltimore, and Martinsburg.
-
C.
Z train
The Z train is a New York City Subway rush-hour, skip-stop service that runs along the J line in Brooklyn and Queens, providing limited-stop service between Jamaica Center and lower Manhattan.
-
D.
Mark II monorail trains
Mark II monorail trains were an earlier generation of Disney monorail rolling stock that operated before the introduction of the Mark IV trains.
-
E.
NS-93 trains
NS-93 trains are a class of electric multiple-unit metro trains used on the Santiago Metro system in Chile.
- 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_69d82790a7e08190877e2d349b2e8d8e |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69de8f4e1e588190bdc7aaf7a2819948 |
completed | April 14, 2026, 7:02 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd4c4335e481909d4db39b8d25edc9 |
completed | May 8, 2026, 2:36 a.m. |
| NEDg | Description generation | batch_69fd4e795948819097c43e30902f1654 |
completed | May 8, 2026, 2:46 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69fd4f04d7ec819095b64d4811440166 |
completed | May 8, 2026, 2:48 a.m. |
Created at: April 10, 2026, 1:14 a.m.