Triple
T14669379
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kalvari-class submarine |
E344467
|
entity |
| Predicate | hasVariant |
P455
|
FINISHED |
| Object |
INS Vagsheer (S26)
INS Vagsheer (S26) is an Indian Navy diesel-electric attack submarine built under the Kalvari-class program, based on the French Scorpène design and optimized for stealth and anti-surface/anti-submarine warfare.
|
E1111722
|
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: INS Vagsheer (S26) | Statement: [Kalvari-class submarine, hasVariant, INS Vagsheer (S26)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: INS Vagsheer (S26) Context triple: [Kalvari-class submarine, hasVariant, INS Vagsheer (S26)]
-
A.
INS Sindhushastra (S65)
INS Sindhushastra (S65) is an Indian Navy diesel-electric attack submarine known for its stealth capabilities and role in underwater warfare operations.
-
B.
INS Sindhurakshak (S63)
INS Sindhurakshak (S63) was an Indian Navy diesel-electric attack submarine of Russian Kilo-class design, known for its modernization with advanced weaponry and its tragic loss in a 2013 explosion at Mumbai.
-
C.
INS Sindhukesari (S60)
INS Sindhukesari (S60) is an Indian Navy diesel-electric attack submarine that serves as part of India’s Russian-built Sindhughosh-class fleet.
-
D.
INS Sindhuvijay (S62)
INS Sindhuvijay (S62) is an Indian Navy diesel-electric attack submarine serving as part of its Russian-built Sindhughosh-class fleet.
-
E.
INS Shivalik (F47)
INS Shivalik (F47) is the lead ship of the Indian Navy’s Shivalik-class of stealth multi-role frigates, designed for a wide range of surface, air, and sub-surface combat operations.
- 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: INS Vagsheer (S26) Triple: [Kalvari-class submarine, hasVariant, INS Vagsheer (S26)]
Generated description
INS Vagsheer (S26) is an Indian Navy diesel-electric attack submarine built under the Kalvari-class program, based on the French Scorpène design and optimized for stealth and anti-surface/anti-submarine warfare.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: INS Vagsheer (S26) Target entity description: INS Vagsheer (S26) is an Indian Navy diesel-electric attack submarine built under the Kalvari-class program, based on the French Scorpène design and optimized for stealth and anti-surface/anti-submarine warfare.
-
A.
INS Sindhushastra (S65)
INS Sindhushastra (S65) is an Indian Navy diesel-electric attack submarine known for its stealth capabilities and role in underwater warfare operations.
-
B.
INS Sindhurakshak (S63)
INS Sindhurakshak (S63) was an Indian Navy diesel-electric attack submarine of Russian Kilo-class design, known for its modernization with advanced weaponry and its tragic loss in a 2013 explosion at Mumbai.
-
C.
INS Sindhukesari (S60)
INS Sindhukesari (S60) is an Indian Navy diesel-electric attack submarine that serves as part of India’s Russian-built Sindhughosh-class fleet.
-
D.
INS Sindhuvijay (S62)
INS Sindhuvijay (S62) is an Indian Navy diesel-electric attack submarine serving as part of its Russian-built Sindhughosh-class fleet.
-
E.
INS Shivalik (F47)
INS Shivalik (F47) is the lead ship of the Indian Navy’s Shivalik-class of stealth multi-role frigates, designed for a wide range of surface, air, and sub-surface combat operations.
- 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_69d822e283fc8190a0e4c235cf880052 |
completed | April 9, 2026, 10:06 p.m. |
| NER | Named-entity recognition | batch_69deb54ef2908190b189ced65eec434a |
completed | April 14, 2026, 9:44 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fdd5e9bb2081908515ab6430e9b1c2 |
completed | May 8, 2026, 12:24 p.m. |
| NEDg | Description generation | batch_69fdd7002ae08190964482d91f45d4cd |
completed | May 8, 2026, 12:28 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69fdd771cb188190b44d6e4903fa8f6e |
completed | May 8, 2026, 12:30 p.m. |
Created at: April 10, 2026, 1:27 a.m.