Triple
T7470251
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | New Town, Kolkata |
E176483
|
entity |
| Predicate | hasNearbyMetroCorridor |
P17559
|
FINISHED |
| Object |
Kolkata Metro Line 6 (under construction)
Kolkata Metro Line 6 (under construction) is a planned rapid transit corridor in Kolkata intended to connect New Garia in the south to the IT and residential hub of New Town in the east, easing travel to the airport and surrounding areas.
|
E162700
|
NE FINISHED |
How this triple was built (5 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: Kolkata Metro Line 6 (under construction) | Statement: [New Town, Kolkata, hasNearbyMetroCorridor, Kolkata Metro Line 6 (under construction)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Kolkata Metro Line 6 (under construction) Context triple: [New Town, Kolkata, hasNearbyMetroCorridor, Kolkata Metro Line 6 (under construction)]
-
A.
Kolkata Metro
Kolkata Metro is India’s oldest rapid transit system, serving as a major urban rail network for the city of Kolkata and its surrounding areas.
-
B.
MRT Line 7 (under construction)
MRT Line 7 (under construction) is a forthcoming rapid transit line in Metro Manila designed to connect Quezon City with the eastern part of Bulacan to help ease traffic congestion and improve commuter mobility.
-
C.
Lucknow Metro
Lucknow Metro is a rapid transit system serving the city of Lucknow in Uttar Pradesh, India, designed to provide fast, modern urban transportation.
-
D.
Guwahati Metro (proposed)
Guwahati Metro (proposed) is a planned rapid transit system intended to provide modern urban rail connectivity within the city of Guwahati in Assam, India.
-
E.
Noida Metro
Noida Metro is a rapid transit system serving the city of Noida and its surrounding areas in India’s National Capital Region.
- 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: Kolkata Metro Line 6 (under construction) Triple: [New Town, Kolkata, hasNearbyMetroCorridor, Kolkata Metro Line 6 (under construction)]
Generated description
Kolkata Metro Line 6 (under construction) is a planned rapid transit corridor in Kolkata intended to connect New Garia in the south to the IT and residential hub of New Town in the east, easing travel to the airport and surrounding areas.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Kolkata Metro Line 6 (under construction) Target entity description: Kolkata Metro Line 6 (under construction) is a planned rapid transit corridor in Kolkata intended to connect New Garia in the south to the IT and residential hub of New Town in the east, easing travel to the airport and surrounding areas.
-
A.
Kolkata Metro
chosen
Kolkata Metro is India’s oldest rapid transit system, serving as a major urban rail network for the city of Kolkata and its surrounding areas.
-
B.
MRT Line 7 (under construction)
MRT Line 7 (under construction) is a forthcoming rapid transit line in Metro Manila designed to connect Quezon City with the eastern part of Bulacan to help ease traffic congestion and improve commuter mobility.
-
C.
Lucknow Metro
Lucknow Metro is a rapid transit system serving the city of Lucknow in Uttar Pradesh, India, designed to provide fast, modern urban transportation.
-
D.
Guwahati Metro (proposed)
Guwahati Metro (proposed) is a planned rapid transit system intended to provide modern urban rail connectivity within the city of Guwahati in Assam, India.
-
E.
Noida Metro
Noida Metro is a rapid transit system serving the city of Noida and its surrounding areas in India’s National Capital Region.
- F. None of above.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: hasNearbyMetroCorridor Context triple: [New Town, Kolkata, hasNearbyMetroCorridor, Kolkata Metro Line 6 (under construction)]
-
A.
nearMetroStation
Indicates that one entity is located close to or within a short walking distance of a metro (subway) station.
-
B.
nearestMajorMetro
Indicates the relationship where a given location is associated with the closest large metropolitan area to it.
-
C.
hasMetroLine
chosen
Indicates that a location or area is served by, or connected to, a specific metro (subway) line.
-
D.
hasNearbyDevelopmentCorridor
Indicates that an entity is located close to, or directly influenced by, a designated development corridor such as a planned or existing zone of concentrated growth or infrastructure.
-
E.
hasNearbyRailway
Indicates that one entity is located close to a railway associated with or relevant to another entity.
- F. None of above.
Provenance (6 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_69c69f223fd88190b4c69b95d7cbeeda |
completed | March 27, 2026, 3:15 p.m. |
| NER | Named-entity recognition | batch_69c6f4145d608190bd93239f04f7da41 |
completed | March 27, 2026, 9:18 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c8347b36388190989d2bcbe3f747bf |
completed | March 28, 2026, 8:05 p.m. |
| NEDg | Description generation | batch_69c836cdb96481908189777a14edb9b4 |
completed | March 28, 2026, 8:15 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c8380dc66c81909853a686f32cc725 |
completed | March 28, 2026, 8:20 p.m. |
| PD | Predicate disambiguation | batch_69c6f03d967081908a8e696ff9693b90 |
completed | March 27, 2026, 9:01 p.m. |
Created at: March 27, 2026, 3:41 p.m.