Triple
T6452045
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Rhoon |
E139890
|
entity |
| Predicate | servedBy |
P82
|
FINISHED |
| Object |
Rotterdam Metro line D
Rotterdam Metro line D is a rapid transit line in the Rotterdam Metro network that runs south from the city center through suburbs such as Rhoon toward the southern outskirts of the metropolitan area.
|
E351568
|
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: Rotterdam Metro line D | Statement: [Rhoon, servedBy, Rotterdam Metro line D]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Rotterdam Metro line D Context triple: [Rhoon, servedBy, Rotterdam Metro line D]
-
A.
Rotterdam Metro
The Rotterdam Metro is the rapid transit system serving Rotterdam and surrounding municipalities in the Netherlands, providing high-frequency urban and suburban rail connections.
-
B.
Amsterdam North–South line
The Amsterdam North–South line is a major metro route in Amsterdam that runs between the northern and southern parts of the city, significantly improving cross-city public transport connectivity.
-
C.
Amsterdam Metro line 54
Amsterdam Metro line 54 is one of the main rapid transit lines in Amsterdam’s metro network, running from the city center to the southeastern suburbs.
-
D.
Amsterdam Metro line 52
Amsterdam Metro line 52, also known as the North–South Line, is a major rapid transit route in Amsterdam running between the city’s northern and southern districts via the central station.
-
E.
Amsterdam Metro line 51
Amsterdam Metro line 51 was a former hybrid metro–light rail line in Amsterdam that connected the city center with the southern suburbs, notably serving areas like Amstelveen.
- 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: Rotterdam Metro line D Triple: [Rhoon, servedBy, Rotterdam Metro line D]
Generated description
Rotterdam Metro line D is a rapid transit line in the Rotterdam Metro network that runs south from the city center through suburbs such as Rhoon toward the southern outskirts of the metropolitan area.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Rotterdam Metro line D Target entity description: Rotterdam Metro line D is a rapid transit line in the Rotterdam Metro network that runs south from the city center through suburbs such as Rhoon toward the southern outskirts of the metropolitan area.
-
A.
Rotterdam Metro
chosen
The Rotterdam Metro is the rapid transit system serving Rotterdam and surrounding municipalities in the Netherlands, providing high-frequency urban and suburban rail connections.
-
B.
Amsterdam North–South line
The Amsterdam North–South line is a major metro route in Amsterdam that runs between the northern and southern parts of the city, significantly improving cross-city public transport connectivity.
-
C.
Amsterdam Metro line 54
Amsterdam Metro line 54 is one of the main rapid transit lines in Amsterdam’s metro network, running from the city center to the southeastern suburbs.
-
D.
Amsterdam Metro line 52
Amsterdam Metro line 52, also known as the North–South Line, is a major rapid transit route in Amsterdam running between the city’s northern and southern districts via the central station.
-
E.
Amsterdam Metro line 51
Amsterdam Metro line 51 was a former hybrid metro–light rail line in Amsterdam that connected the city center with the southern suburbs, notably serving areas like Amstelveen.
- F. None of above.
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_69c008b301948190a35854e5284dc822 |
completed | March 22, 2026, 3:20 p.m. |
| NER | Named-entity recognition | batch_69c069b62cbc81908b7f1a0dc1ed3e1d |
completed | March 22, 2026, 10:14 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c67c43893c8190b99130bb9a3afc40 |
completed | March 27, 2026, 12:46 p.m. |
| NEDg | Description generation | batch_69c67d7cbdfc8190aac8b557f99e6713 |
completed | March 27, 2026, 12:52 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c67de5620c81909fac3da436c9b600 |
completed | March 27, 2026, 12:53 p.m. |
Created at: March 22, 2026, 4:47 p.m.