Triple
T22507048
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Baghdad–Basra corridor |
E556415
|
entity |
| Predicate | hasComponent |
P35
|
FINISHED |
| Object | Baghdad–Basra railway line |
—
|
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: Baghdad–Basra railway line | Statement: [Baghdad–Basra corridor, hasComponent, Baghdad–Basra railway line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Baghdad–Basra railway line Context triple: [Baghdad–Basra corridor, hasComponent, Baghdad–Basra railway line]
-
A.
Baghdad Railway
The Baghdad Railway was a major early 20th-century rail project intended to link Berlin with the Persian Gulf via Anatolia and Mesopotamia, symbolizing German influence and imperial ambitions in the Ottoman Empire.
-
B.
Tehran–Khorramshahr railway
The Tehran–Khorramshahr railway is a major Iranian rail line connecting the capital Tehran with the southwestern city and port of Khorramshahr, serving as an important corridor for passenger and freight transport.
-
C.
Tehran–Tabriz railway
The Tehran–Tabriz railway is a major rail line in Iran that links the capital Tehran with the northwestern city of Tabriz, serving as a key corridor for passenger and freight transport across the country.
-
D.
Hejaz Railway
The Hejaz Railway was an early 20th-century Ottoman narrow-gauge railway built to connect Damascus with the holy cities of the Hejaz, notably facilitating Muslim pilgrimage to Medina.
-
E.
Dammam–Riyadh railway line
The Dammam–Riyadh railway line is a major intercity rail route in Saudi Arabia connecting the eastern coastal city of Dammam with the capital Riyadh, serving as a key corridor for passenger and freight transport.
- 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: Baghdad–Basra railway line Target entity description: The Baghdad–Basra railway line is a major rail route in Iraq that connects the capital Baghdad with the southern port city of Basra, serving as a key corridor for passenger and freight transport.
-
A.
Baghdad Railway
The Baghdad Railway was a major early 20th-century rail project intended to link Berlin with the Persian Gulf via Anatolia and Mesopotamia, symbolizing German influence and imperial ambitions in the Ottoman Empire.
-
B.
Tehran–Khorramshahr railway
The Tehran–Khorramshahr railway is a major Iranian rail line connecting the capital Tehran with the southwestern city and port of Khorramshahr, serving as an important corridor for passenger and freight transport.
-
C.
Tehran–Tabriz railway
The Tehran–Tabriz railway is a major rail line in Iran that links the capital Tehran with the northwestern city of Tabriz, serving as a key corridor for passenger and freight transport across the country.
-
D.
Hejaz Railway
The Hejaz Railway was an early 20th-century Ottoman narrow-gauge railway built to connect Damascus with the holy cities of the Hejaz, notably facilitating Muslim pilgrimage to Medina.
-
E.
Dammam–Riyadh railway line
The Dammam–Riyadh railway line is a major intercity rail route in Saudi Arabia connecting the eastern coastal city of Dammam with the capital Riyadh, serving as a key corridor for passenger and freight transport.
- 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_69e11e555edc81909ca803587dafd747 |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f15d5cddf88190821d9c9fdee84160 |
completed | April 29, 2026, 1:22 a.m. |
Created at: April 16, 2026, 8:50 p.m.