Triple
T3790570
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lechmere Square |
E89634
|
entity |
| Predicate | hasLandmark |
P105
|
FINISHED |
| Object |
First Street Corridor
First Street Corridor is a mixed-use commercial and residential area in Cambridge, Massachusetts, known for its shops, offices, and urban streetscape near Lechmere Square.
|
E388807
|
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: First Street Corridor | Statement: [Lechmere Square, hasLandmark, First Street Corridor]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: First Street Corridor Context triple: [Lechmere Square, hasLandmark, First Street Corridor]
-
A.
Third Street corridor
The Third Street corridor is a key urban transit and development area in San Francisco’s Bayview and southeastern neighborhoods, anchored by the Muni light rail line that runs along Third Street.
-
B.
U Street Corridor
U Street Corridor is a historic and culturally vibrant neighborhood in Washington, D.C., long known as a center of African American arts, music, and nightlife.
-
C.
Eisenhower Avenue corridor
Eisenhower Avenue corridor is a mixed-use urban area in Alexandria, Virginia, characterized by office buildings, residential developments, and commercial spaces along Eisenhower Avenue.
-
D.
Ridge Avenue corridor
The Ridge Avenue corridor is a transit alignment in Philadelphia that carries the Broad–Ridge Spur of the Broad Street Subway along Ridge Avenue.
-
E.
Rhode Island Avenue NE corridor
The Rhode Island Avenue NE corridor is a major commercial and transportation artery in Northeast Washington, D.C., lined with shops, services, and residential neighborhoods and served by multiple transit options.
- 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: First Street Corridor Triple: [Lechmere Square, hasLandmark, First Street Corridor]
Generated description
First Street Corridor is a mixed-use commercial and residential area in Cambridge, Massachusetts, known for its shops, offices, and urban streetscape near Lechmere Square.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: First Street Corridor Target entity description: First Street Corridor is a mixed-use commercial and residential area in Cambridge, Massachusetts, known for its shops, offices, and urban streetscape near Lechmere Square.
-
A.
Third Street corridor
The Third Street corridor is a key urban transit and development area in San Francisco’s Bayview and southeastern neighborhoods, anchored by the Muni light rail line that runs along Third Street.
-
B.
U Street Corridor
U Street Corridor is a historic and culturally vibrant neighborhood in Washington, D.C., long known as a center of African American arts, music, and nightlife.
-
C.
Eisenhower Avenue corridor
Eisenhower Avenue corridor is a mixed-use urban area in Alexandria, Virginia, characterized by office buildings, residential developments, and commercial spaces along Eisenhower Avenue.
-
D.
Ridge Avenue corridor
The Ridge Avenue corridor is a transit alignment in Philadelphia that carries the Broad–Ridge Spur of the Broad Street Subway along Ridge Avenue.
-
E.
Rhode Island Avenue NE corridor
The Rhode Island Avenue NE corridor is a major commercial and transportation artery in Northeast Washington, D.C., lined with shops, services, and residential neighborhoods and served by multiple transit options.
- 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_69aed9597d6881909b6ee3b9de859223 |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69aee76733248190a24a1143c64bd6c6 |
completed | March 9, 2026, 3:29 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b4f055e3988190a1b3633e390c0d6f |
completed | March 14, 2026, 5:21 a.m. |
| NEDg | Description generation | batch_69b4f2094c988190a812194ef5598cdf |
completed | March 14, 2026, 5:28 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b4f26aee948190b95c94801f0959ec |
completed | March 14, 2026, 5:30 a.m. |
Created at: March 9, 2026, 3:15 p.m.