Triple
T19949089
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ludhiana Junction railway station |
E479507
|
entity |
| Predicate | stationCode |
P1289
|
FINISHED |
| Object | LDH |
—
|
NE NERFINISHED |
How this triple was built (3 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: LDH | Statement: [Ludhiana Junction railway station, stationCode, LDH]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: LDH Context triple: [Ludhiana Junction railway station, stationCode, LDH]
-
A.
LDH
LDH is the IATA airport code for Lord Howe Island Airport, which serves Lord Howe Island in New South Wales, Australia.
-
B.
lactate dehydrogenase
Lactate dehydrogenase is an enzyme that catalyzes the interconversion of lactate and pyruvate in cellular metabolism, playing a key role in anaerobic glycolysis and energy production.
-
C.
Ldl
Ldl is the official station code for Leiden Lammenschans railway station in the Netherlands.
-
D.
Lhéchalosem
Lhéchalosem is the traditional Indigenous language historically spoken by the Nooksack people of the Pacific Northwest Coast.
-
E.
LCH
LCH is a leading global clearing house that provides central counterparty clearing services for a wide range of financial markets and asset classes.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: LDH Target entity description: LDH is the station code for Ludhiana Junction, a major railway hub in the Indian state of Punjab.
-
A.
LDH
LDH is the IATA airport code for Lord Howe Island Airport, which serves Lord Howe Island in New South Wales, Australia.
-
B.
lactate dehydrogenase
Lactate dehydrogenase is an enzyme that catalyzes the interconversion of lactate and pyruvate in cellular metabolism, playing a key role in anaerobic glycolysis and energy production.
-
C.
Ldl
Ldl is the official station code for Leiden Lammenschans railway station in the Netherlands.
-
D.
Lhéchalosem
Lhéchalosem is the traditional Indigenous language historically spoken by the Nooksack people of the Pacific Northwest Coast.
-
E.
LCH
LCH is a leading global clearing house that provides central counterparty clearing services for a wide range of financial markets and asset classes.
- F. None of above. chosen
Provenance (2 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_69d8e522a17c819095165d4d24939fd8 |
completed | April 10, 2026, 11:55 a.m. |
| NER | Named-entity recognition | batch_69e65a69ae388190918e862012f9fe39 |
completed | April 20, 2026, 4:55 p.m. |
Created at: April 10, 2026, 1:54 p.m.