Triple
T17324642
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | MIT varsity rowing teams |
E420653
|
entity |
| Predicate | usesFacility |
P105
|
FINISHED |
| Object |
Pierce Boathouse
Pierce Boathouse is MIT’s primary rowing facility on the Charles River, serving as the home base for the institute’s varsity crew programs.
|
E1263018
|
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: Pierce Boathouse | Statement: [MIT varsity rowing teams, usesFacility, Pierce Boathouse]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pierce Boathouse Context triple: [MIT varsity rowing teams, usesFacility, Pierce Boathouse]
-
A.
Porter Boathouse
Porter Boathouse is the primary rowing facility for the University of Wisconsin–Madison, located along Lake Mendota and used for training and housing the university’s rowing teams and equipment.
-
B.
Newell Boathouse
Newell Boathouse is Harvard University's historic rowing facility on the Charles River that serves as the primary home for the Harvard Crimson men's crew program.
-
C.
Marston Boathouse
Marston Boathouse is the primary rowing facility and home base for Brown University's Brown Bears crew programs.
-
D.
Beckwith Boathouse
Beckwith Boathouse is a rowing facility at the University of Iowa that serves as the home base for the university’s rowing teams along the Iowa River.
-
E.
Loeb Boathouse
Loeb Boathouse is a lakeside restaurant and boat-rental facility in New York City's Central Park, known for its scenic views and iconic rowboats.
- 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: Pierce Boathouse Triple: [MIT varsity rowing teams, usesFacility, Pierce Boathouse]
Generated description
Pierce Boathouse is MIT’s primary rowing facility on the Charles River, serving as the home base for the institute’s varsity crew programs.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Pierce Boathouse Target entity description: Pierce Boathouse is MIT’s primary rowing facility on the Charles River, serving as the home base for the institute’s varsity crew programs.
-
A.
Porter Boathouse
Porter Boathouse is the primary rowing facility for the University of Wisconsin–Madison, located along Lake Mendota and used for training and housing the university’s rowing teams and equipment.
-
B.
Newell Boathouse
Newell Boathouse is Harvard University's historic rowing facility on the Charles River that serves as the primary home for the Harvard Crimson men's crew program.
-
C.
Marston Boathouse
Marston Boathouse is the primary rowing facility and home base for Brown University's Brown Bears crew programs.
-
D.
Beckwith Boathouse
Beckwith Boathouse is a rowing facility at the University of Iowa that serves as the home base for the university’s rowing teams along the Iowa River.
-
E.
Loeb Boathouse
Loeb Boathouse is a lakeside restaurant and boat-rental facility in New York City's Central Park, known for its scenic views and iconic rowboats.
- 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_69d889d3adc881909319f1edb8d2a956 |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e439d18e3081908ca15baa743abcd8 |
completed | April 19, 2026, 2:11 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a018c4a6630819082998cf754e8361f |
completed | May 11, 2026, 7:59 a.m. |
| NEDg | Description generation | batch_6a018ccb69cc8190b89a1d8edd3987a0 |
completed | May 11, 2026, 8:01 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a018ea5b7b081908f638608f094ad29 |
completed | May 11, 2026, 8:09 a.m. |
Created at: April 10, 2026, 5:43 a.m.