Triple
T5535755
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Madrid Chamartín railway station |
E145156
|
entity |
| Predicate | servedByMetroLine |
P6301
|
FINISHED |
| Object | Madrid Metro Line 1 |
E164819
|
NE FINISHED |
How this triple was built (2 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: Madrid Metro Line 1 | Statement: [Madrid Chamartín railway station, servedByMetroLine, Madrid Metro Line 1]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Madrid Metro Line 1 Context triple: [Madrid Chamartín railway station, servedByMetroLine, Madrid Metro Line 1]
-
A.
Madrid Metro Line 1
chosen
Madrid Metro Line 1 is one of the oldest and busiest lines of the Madrid Metro, running in a north–south direction and connecting key central stations across the city.
-
B.
Madrid Metro
Madrid Metro is the extensive rapid transit system serving Spain’s capital, known for its large network, frequent service, and role as a primary mode of urban transportation.
-
C.
Line 10 (Madrid Metro)
Line 10 of the Madrid Metro is a major north–south rapid transit line that connects key residential districts with central Madrid and important interchange stations.
-
D.
Line 11 (Madrid Metro)
Line 11 of the Madrid Metro is a suburban-style rapid transit line in the south-west of Madrid that connects key residential districts with the wider metro network.
-
E.
Seville Metro
Seville Metro is a rapid transit system serving the city of Seville and its metropolitan area in southern Spain.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69c008f9955881909bfa8348b56b4739 |
completed | March 22, 2026, 3:21 p.m. |
| NER | Named-entity recognition | batch_69c01faed1d08190b6a57faedaf1b56a |
completed | March 22, 2026, 4:58 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c0a13624e081908a790e85258d8d49 |
completed | March 23, 2026, 2:11 a.m. |
Created at: March 22, 2026, 3:34 p.m.