Triple
T7014992
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Dum Dum |
E162678
|
entity |
| Predicate | hasMetroStation |
P522
|
FINISHED |
| Object |
Dum Dum metro station
Dum Dum metro station is a major elevated station and northern terminus of Kolkata Metro Line 1, serving as an important interchange with suburban rail services in the Dum Dum area of Kolkata, India.
|
E634954
|
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: Dum Dum metro station | Statement: [Dum Dum, hasMetroStation, Dum Dum metro station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Dum Dum metro station Context triple: [Dum Dum, hasMetroStation, Dum Dum metro station]
-
A.
Lajpat Nagar metro station
Lajpat Nagar metro station is a busy interchange station on the Delhi Metro network serving the commercial and residential Lajpat Nagar area in South Delhi.
-
B.
Rajiv Chowk metro station
Rajiv Chowk metro station is one of Delhi’s busiest and most important interchange stations, serving as a central hub on the Delhi Metro network beneath Connaught Place.
-
C.
Janpath metro station
Janpath metro station is an underground station on Delhi Metro’s Violet Line serving the central Janpath area near Connaught Place in New Delhi, India.
-
D.
Charbagh metro station
Charbagh metro station is an elevated station on the Lucknow Metro network serving the central Charbagh area and providing easy transit access to the adjacent main railway terminus.
-
E.
Moolchand Metro Station
Moolchand Metro Station is an elevated station on the Delhi Metro network serving the Lajpat Nagar–Moolchand area in South Delhi, India.
- 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: Dum Dum metro station Triple: [Dum Dum, hasMetroStation, Dum Dum metro station]
Generated description
Dum Dum metro station is a major elevated station and northern terminus of Kolkata Metro Line 1, serving as an important interchange with suburban rail services in the Dum Dum area of Kolkata, India.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Dum Dum metro station Target entity description: Dum Dum metro station is a major elevated station and northern terminus of Kolkata Metro Line 1, serving as an important interchange with suburban rail services in the Dum Dum area of Kolkata, India.
-
A.
Lajpat Nagar metro station
Lajpat Nagar metro station is a busy interchange station on the Delhi Metro network serving the commercial and residential Lajpat Nagar area in South Delhi.
-
B.
Rajiv Chowk metro station
Rajiv Chowk metro station is one of Delhi’s busiest and most important interchange stations, serving as a central hub on the Delhi Metro network beneath Connaught Place.
-
C.
Janpath metro station
Janpath metro station is an underground station on Delhi Metro’s Violet Line serving the central Janpath area near Connaught Place in New Delhi, India.
-
D.
Charbagh metro station
Charbagh metro station is an elevated station on the Lucknow Metro network serving the central Charbagh area and providing easy transit access to the adjacent main railway terminus.
-
E.
Moolchand Metro Station
Moolchand Metro Station is an elevated station on the Delhi Metro network serving the Lajpat Nagar–Moolchand area in South Delhi, India.
- 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_69c6885a127c8190867b059bdccf13ff |
completed | March 27, 2026, 1:38 p.m. |
| NER | Named-entity recognition | batch_69c6e1d31edc8190931655616d0739d1 |
completed | March 27, 2026, 8 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c76a53e96081909dfe21a80b20f80d |
completed | March 28, 2026, 5:42 a.m. |
| NEDg | Description generation | batch_69c76b5301748190b0780ae20504f22c |
completed | March 28, 2026, 5:46 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c76c01679c8190b61f642c23c25ed5 |
completed | March 28, 2026, 5:49 a.m. |
Created at: March 27, 2026, 2:34 p.m.