Triple
T13160923
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Addis Ababa–Djibouti Railway |
E312722
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object |
Ethiopian Railway Corporation
The Ethiopian Railway Corporation is a state-owned company responsible for developing, managing, and operating Ethiopia’s national railway network.
|
E1024450
|
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: Ethiopian Railway Corporation | Statement: [Addis Ababa–Djibouti Railway, operator, Ethiopian Railway Corporation]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ethiopian Railway Corporation Context triple: [Addis Ababa–Djibouti Railway, operator, Ethiopian Railway Corporation]
-
A.
Ethiopian Electric Power
Ethiopian Electric Power is Ethiopia’s state-owned electric utility company responsible for generating and transmitting electricity nationwide, including managing major hydropower projects.
-
B.
Ethiopian Airports Enterprise
Ethiopian Airports Enterprise is a state-owned Ethiopian company responsible for managing, operating, and developing the country’s civil airports and related aviation infrastructure.
-
C.
Addis Ababa–Djibouti Railway
The Addis Ababa–Djibouti Railway is a modern electrified standard-gauge rail line linking Ethiopia’s capital Addis Ababa with the port city of Djibouti, serving as a key trade and transport corridor for landlocked Ethiopia.
-
D.
Ethiopian Civil Aviation Authority
The Ethiopian Civil Aviation Authority is the national regulatory body responsible for overseeing and regulating civil aviation activities and safety standards in Ethiopia.
-
E.
National Bank of Ethiopia
The National Bank of Ethiopia is the central bank of Ethiopia, responsible for formulating monetary policy, regulating the banking sector, and maintaining the stability of the national financial system.
- 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: Ethiopian Railway Corporation Triple: [Addis Ababa–Djibouti Railway, operator, Ethiopian Railway Corporation]
Generated description
The Ethiopian Railway Corporation is a state-owned company responsible for developing, managing, and operating Ethiopia’s national railway network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Ethiopian Railway Corporation Target entity description: The Ethiopian Railway Corporation is a state-owned company responsible for developing, managing, and operating Ethiopia’s national railway network.
-
A.
Ethiopian Electric Power
Ethiopian Electric Power is Ethiopia’s state-owned electric utility company responsible for generating and transmitting electricity nationwide, including managing major hydropower projects.
-
B.
Ethiopian Airports Enterprise
Ethiopian Airports Enterprise is a state-owned Ethiopian company responsible for managing, operating, and developing the country’s civil airports and related aviation infrastructure.
-
C.
Addis Ababa–Djibouti Railway
The Addis Ababa–Djibouti Railway is a modern electrified standard-gauge rail line linking Ethiopia’s capital Addis Ababa with the port city of Djibouti, serving as a key trade and transport corridor for landlocked Ethiopia.
-
D.
Ethiopian Civil Aviation Authority
The Ethiopian Civil Aviation Authority is the national regulatory body responsible for overseeing and regulating civil aviation activities and safety standards in Ethiopia.
-
E.
National Bank of Ethiopia
The National Bank of Ethiopia is the central bank of Ethiopia, responsible for formulating monetary policy, regulating the banking sector, and maintaining the stability of the national financial system.
- 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_69d806ac3ee081909b2fd27d060aa974 |
completed | April 9, 2026, 8:06 p.m. |
| NER | Named-entity recognition | batch_69d98c0971008190869e9de710f4c579 |
completed | April 10, 2026, 11:47 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6eaf2ae688190b3484989791977ce |
completed | May 3, 2026, 6:28 a.m. |
| NEDg | Description generation | batch_69f6ebec15188190a8a07af6eb447edf |
completed | May 3, 2026, 6:32 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69f6ec7fe56481909e1ed69df593fa34 |
completed | May 3, 2026, 6:34 a.m. |
Created at: April 9, 2026, 9:12 p.m.