Triple
T21497716
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Jefferson, Iowa |
E530397
|
entity |
| Predicate | hasLandmark |
P105
|
FINISHED |
| Object |
Mahanay Memorial Carillon Tower
The Mahanay Memorial Carillon Tower is a prominent bell tower and observation landmark in Jefferson, Iowa, known for its carillon concerts and panoramic views of the surrounding area.
|
E1487660
|
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: Mahanay Memorial Carillon Tower | Statement: [Jefferson, Iowa, hasLandmark, Mahanay Memorial Carillon Tower]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mahanay Memorial Carillon Tower Context triple: [Jefferson, Iowa, hasLandmark, Mahanay Memorial Carillon Tower]
-
A.
Bantay Bell Tower
Bantay Bell Tower is a historic watchtower and bell tower near Vigan in Ilocos Sur, Philippines, known for its panoramic views and role as a heritage landmark.
-
B.
Marinkina Tower
Marinkina Tower is a historic defensive tower of the Kolomna Kremlin in Russia, associated with medieval fortifications and local legends.
-
C.
Chaine Memorial Tower
Chaine Memorial Tower is a prominent stone tower and lighthouse-like monument overlooking the harbor in Larne, Northern Ireland, built in memory of local benefactor James Chaine.
-
D.
Laoag Sinking Bell Tower
Laoag Sinking Bell Tower is a historic Spanish colonial-era bell tower in Laoag, Philippines, famed for its gradual sinking into the ground due to its massive weight and soft foundation.
-
E.
Bagac Friendship Tower
Bagac Friendship Tower is a historical monument in Bagac, Bataan, Philippines, symbolizing postwar reconciliation and friendship between Japan and the Philippines.
- 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: Mahanay Memorial Carillon Tower Triple: [Jefferson, Iowa, hasLandmark, Mahanay Memorial Carillon Tower]
Generated description
The Mahanay Memorial Carillon Tower is a prominent bell tower and observation landmark in Jefferson, Iowa, known for its carillon concerts and panoramic views of the surrounding area.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Mahanay Memorial Carillon Tower Target entity description: The Mahanay Memorial Carillon Tower is a prominent bell tower and observation landmark in Jefferson, Iowa, known for its carillon concerts and panoramic views of the surrounding area.
-
A.
Bantay Bell Tower
Bantay Bell Tower is a historic watchtower and bell tower near Vigan in Ilocos Sur, Philippines, known for its panoramic views and role as a heritage landmark.
-
B.
Marinkina Tower
Marinkina Tower is a historic defensive tower of the Kolomna Kremlin in Russia, associated with medieval fortifications and local legends.
-
C.
Chaine Memorial Tower
Chaine Memorial Tower is a prominent stone tower and lighthouse-like monument overlooking the harbor in Larne, Northern Ireland, built in memory of local benefactor James Chaine.
-
D.
Laoag Sinking Bell Tower
Laoag Sinking Bell Tower is a historic Spanish colonial-era bell tower in Laoag, Philippines, famed for its gradual sinking into the ground due to its massive weight and soft foundation.
-
E.
Bagac Friendship Tower
Bagac Friendship Tower is a historical monument in Bagac, Bataan, Philippines, symbolizing postwar reconciliation and friendship between Japan and the Philippines.
- 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_69e0c45bd15481909fba5910765cdda2 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69e9ea58faa08190ab9f60b0db3c425b |
completed | April 23, 2026, 9:46 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a09e13d6bc88190a55f46c68c9c55c2 |
completed | May 17, 2026, 3:39 p.m. |
| NEDg | Description generation | batch_6a09e1fc4f7881909e198768cdb43747 |
completed | May 17, 2026, 3:42 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a09e2c86858819092216c12d8aa3348 |
completed | May 17, 2026, 3:46 p.m. |
Created at: April 16, 2026, 6:23 p.m.