Triple

T14747381
Position Surface form Disambiguated ID Type / Status
Subject South Australian rail network E346507 entity
Predicate includesCorridor P5520 FINISHED
Object Pichi Richi Railway
Pichi Richi Railway is a heritage narrow-gauge tourist railway in South Australia that operates historic steam and diesel trains through the scenic Pichi Richi Pass in the Flinders Ranges.
E1117970 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: Pichi Richi Railway | Statement: [South Australian rail network, includesCorridor, Pichi Richi Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Pichi Richi Railway
Context triple: [South Australian rail network, includesCorridor, Pichi Richi Railway]
  • A. Kyoto Tango Railway
    Kyoto Tango Railway is a regional railway operator in Japan’s northern Kyoto Prefecture, known for running local and sightseeing trains along the scenic Tango Peninsula and surrounding areas.
  • B. Tama Monorail
    Tama Monorail is a straddle-beam monorail line in Tokyo, Japan, providing urban transit service through the Tama area.
  • C. Valsugana Railway
    The Valsugana Railway is a regional rail line in northern Italy that connects Trento with Bassano del Grappa through the Valsugana valley.
  • D. Eungai Rail
    Eungai Rail is a small rural locality in the Nambucca Valley region of New South Wales, Australia, historically centered around its railway station on the North Coast line.
  • E. Izu Hakone Railway
    Izu Hakone Railway is a Japanese private railway company operating local train and bus services that provide access to and within the scenic Izu Peninsula 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: Pichi Richi Railway
Triple: [South Australian rail network, includesCorridor, Pichi Richi Railway]
Generated description
Pichi Richi Railway is a heritage narrow-gauge tourist railway in South Australia that operates historic steam and diesel trains through the scenic Pichi Richi Pass in the Flinders Ranges.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Pichi Richi Railway
Target entity description: Pichi Richi Railway is a heritage narrow-gauge tourist railway in South Australia that operates historic steam and diesel trains through the scenic Pichi Richi Pass in the Flinders Ranges.
  • A. Kyoto Tango Railway
    Kyoto Tango Railway is a regional railway operator in Japan’s northern Kyoto Prefecture, known for running local and sightseeing trains along the scenic Tango Peninsula and surrounding areas.
  • B. Tama Monorail
    Tama Monorail is a straddle-beam monorail line in Tokyo, Japan, providing urban transit service through the Tama area.
  • C. Valsugana Railway
    The Valsugana Railway is a regional rail line in northern Italy that connects Trento with Bassano del Grappa through the Valsugana valley.
  • D. Eungai Rail
    Eungai Rail is a small rural locality in the Nambucca Valley region of New South Wales, Australia, historically centered around its railway station on the North Coast line.
  • E. Izu Hakone Railway
    Izu Hakone Railway is a Japanese private railway company operating local train and bus services that provide access to and within the scenic Izu Peninsula region.
  • 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_69d822e6f1c88190bc494d491a907114 completed April 9, 2026, 10:06 p.m.
NER Named-entity recognition batch_69dec7d116e88190828b163b18d80f68 completed April 14, 2026, 11:03 p.m.
NED1 Entity disambiguation (via context triple) batch_69fdfb982b5c8190a0340be2186f8b81 completed May 8, 2026, 3:04 p.m.
NEDg Description generation batch_69fdfea2b720819089110c02dbd848bd completed May 8, 2026, 3:17 p.m.
NED2 Entity disambiguation (via description) batch_69fdff1368e48190bc079645996d85d8 completed May 8, 2026, 3:19 p.m.
Created at: April 10, 2026, 1:30 a.m.