Triple
T16184953
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Orange Line Metro Train Lahore |
E392776
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | Punjab Mass Transit Authority |
E1077637
|
NE FINISHED |
How this triple was built (2 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: Punjab Mass Transit Authority | Statement: [Orange Line Metro Train Lahore, operator, Punjab Mass Transit Authority]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Punjab Mass Transit Authority Context triple: [Orange Line Metro Train Lahore, operator, Punjab Mass Transit Authority]
-
A.
Punjab Mass Transit Authority
chosen
The Punjab Mass Transit Authority is a government agency in Pakistan responsible for planning, operating, and regulating large-scale urban public transport systems such as bus rapid transit networks.
-
B.
Lahore Metrobus
Lahore Metrobus is a bus rapid transit system in Lahore, Pakistan, providing high-capacity, dedicated-corridor public transportation across the city.
-
C.
Sindh Transport and Mass Transit Department
The Sindh Transport and Mass Transit Department is the provincial government body responsible for planning, regulating, and developing public transport and mass transit systems in Pakistan’s Sindh province.
-
D.
Islamabad Metrobus
Islamabad Metrobus is a bus rapid transit system serving Islamabad and Rawalpindi, providing high-capacity, dedicated-lane public transportation across key urban corridors.
-
E.
Delhi Transport Corporation
Delhi Transport Corporation is the main state-run bus service operator in Delhi, providing public transportation across the city and surrounding regions.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d87f1e49ac8190a311b54d32990576 |
completed | April 10, 2026, 4:39 a.m. |
| NER | Named-entity recognition | batch_69e22060dcf88190b7c662946a5f0191 |
completed | April 17, 2026, 11:58 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ffff0550b48190ac84946b7254552b |
completed | May 10, 2026, 3:44 a.m. |
Created at: April 10, 2026, 5:02 a.m.