Triple
T5874400
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Colombo Fort |
E130591
|
entity |
| Predicate | contains |
P35
|
FINISHED |
| Object |
Old Colombo Lighthouse (Clock Tower)
The Old Colombo Lighthouse (Clock Tower) is a historic 19th-century clock tower in Colombo, Sri Lanka, that once served as both a timekeeping landmark and a lighthouse guiding ships into the harbor.
|
E553907
|
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: Old Colombo Lighthouse (Clock Tower) | Statement: [Colombo Fort, contains, Old Colombo Lighthouse (Clock Tower)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Old Colombo Lighthouse (Clock Tower) Context triple: [Colombo Fort, contains, Old Colombo Lighthouse (Clock Tower)]
-
A.
Galle Clock Tower
The Galle Clock Tower is a prominent 19th-century clock tower and landmark situated within the historic Galle Fort in Sri Lanka.
-
B.
Galle Lighthouse
Galle Lighthouse is a historic coastal beacon and popular tourist landmark situated within the Galle Fort area of Galle, Sri Lanka.
-
C.
Colombo Fort
Colombo Fort is the historic commercial and administrative district of Colombo, Sri Lanka, known for its colonial-era architecture and role as the city’s financial hub.
-
D.
Parliament Building, Colombo
Parliament Building, Colombo is a historic colonial-era legislative complex in Sri Lanka that long served as the seat of the country’s national parliament.
-
E.
Queen's House, Colombo
Queen's House, Colombo is a historic colonial-era mansion in Sri Lanka that served as the official residence of the British Governor of Ceylon and later the country's heads of state.
- 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: Old Colombo Lighthouse (Clock Tower) Triple: [Colombo Fort, contains, Old Colombo Lighthouse (Clock Tower)]
Generated description
The Old Colombo Lighthouse (Clock Tower) is a historic 19th-century clock tower in Colombo, Sri Lanka, that once served as both a timekeeping landmark and a lighthouse guiding ships into the harbor.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Old Colombo Lighthouse (Clock Tower) Target entity description: The Old Colombo Lighthouse (Clock Tower) is a historic 19th-century clock tower in Colombo, Sri Lanka, that once served as both a timekeeping landmark and a lighthouse guiding ships into the harbor.
-
A.
Galle Clock Tower
The Galle Clock Tower is a prominent 19th-century clock tower and landmark situated within the historic Galle Fort in Sri Lanka.
-
B.
Galle Lighthouse
Galle Lighthouse is a historic coastal beacon and popular tourist landmark situated within the Galle Fort area of Galle, Sri Lanka.
-
C.
Colombo Fort
Colombo Fort is the historic commercial and administrative district of Colombo, Sri Lanka, known for its colonial-era architecture and role as the city’s financial hub.
-
D.
Parliament Building, Colombo
Parliament Building, Colombo is a historic colonial-era legislative complex in Sri Lanka that long served as the seat of the country’s national parliament.
-
E.
Queen's House, Colombo
Queen's House, Colombo is a historic colonial-era mansion in Sri Lanka that served as the official residence of the British Governor of Ceylon and later the country's heads of state.
- 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_69c0085523688190bfd487479ce819e6 |
completed | March 22, 2026, 3:18 p.m. |
| NER | Named-entity recognition | batch_69c035fafb54819085378e7c8d137402 |
completed | March 22, 2026, 6:33 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c0b11b48d88190ba6cd5ade2f47a89 |
completed | March 23, 2026, 3:18 a.m. |
| NEDg | Description generation | batch_69c0b1cb731481909de9c3fde3595b7b |
completed | March 23, 2026, 3:21 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c0b27f53608190b2a1f78e3cd1b634 |
completed | March 23, 2026, 3:24 a.m. |
Created at: March 22, 2026, 3:57 p.m.