Triple
T13160918
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Addis Ababa–Djibouti Railway |
E312722
|
entity |
| Predicate | replaced |
P101
|
FINISHED |
| Object |
Ethiopian–Djibouti Railway
The Ethiopian–Djibouti Railway was a historic metre-gauge rail line linking landlocked Ethiopia to the port of Djibouti, serving as a vital trade and transport corridor in the Horn of Africa for much of the 20th century.
|
E1025951
|
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–Djibouti Railway | Statement: [Addis Ababa–Djibouti Railway, replaced, Ethiopian–Djibouti Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ethiopian–Djibouti Railway Context triple: [Addis Ababa–Djibouti Railway, replaced, Ethiopian–Djibouti Railway]
-
A.
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.
-
B.
Ethiopian north–south trunk road
The Ethiopian north–south trunk road is a major arterial highway that runs the length of Ethiopia, linking key towns and cities such as Wukro and serving as a primary route for national transport and trade.
-
C.
Djibouti–Addis Ababa road corridor
The Djibouti–Addis Ababa road corridor is a major international transport route linking landlocked Ethiopia to global markets via Djibouti, serving as a critical artery for regional trade and logistics in the Horn of Africa.
-
D.
Bamako–Dakar Railway
The Bamako–Dakar Railway is a major West African rail line connecting Mali’s capital Bamako with Dakar in Senegal, facilitating regional trade and passenger transport.
-
E.
Cairo–Aswan railway line
The Cairo–Aswan railway line is a major Egyptian rail corridor running along the Nile Valley, connecting the capital Cairo with the southern city of Aswan and serving key urban centers in between.
- 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–Djibouti Railway Triple: [Addis Ababa–Djibouti Railway, replaced, Ethiopian–Djibouti Railway]
Generated description
The Ethiopian–Djibouti Railway was a historic metre-gauge rail line linking landlocked Ethiopia to the port of Djibouti, serving as a vital trade and transport corridor in the Horn of Africa for much of the 20th century.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Ethiopian–Djibouti Railway Target entity description: The Ethiopian–Djibouti Railway was a historic metre-gauge rail line linking landlocked Ethiopia to the port of Djibouti, serving as a vital trade and transport corridor in the Horn of Africa for much of the 20th century.
-
A.
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.
-
B.
Ethiopian north–south trunk road
The Ethiopian north–south trunk road is a major arterial highway that runs the length of Ethiopia, linking key towns and cities such as Wukro and serving as a primary route for national transport and trade.
-
C.
Djibouti–Addis Ababa road corridor
The Djibouti–Addis Ababa road corridor is a major international transport route linking landlocked Ethiopia to global markets via Djibouti, serving as a critical artery for regional trade and logistics in the Horn of Africa.
-
D.
Bamako–Dakar Railway
The Bamako–Dakar Railway is a major West African rail line connecting Mali’s capital Bamako with Dakar in Senegal, facilitating regional trade and passenger transport.
-
E.
Cairo–Aswan railway line
The Cairo–Aswan railway line is a major Egyptian rail corridor running along the Nile Valley, connecting the capital Cairo with the southern city of Aswan and serving key urban centers in between.
- 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_69f6f5df07ec8190be64ed80d7e220b7 |
completed | May 3, 2026, 7:14 a.m. |
| NEDg | Description generation | batch_69f6f694f8c48190adce4cddbf63777f |
completed | May 3, 2026, 7:17 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69f6f7d8bfa0819097b3d9175bc56933 |
completed | May 3, 2026, 7:23 a.m. |
Created at: April 9, 2026, 9:12 p.m.