Triple

T3411629

Position	Surface form	Disambiguated ID	Type / Status
Subject	Christopher Columbus Langdell	`E71908`	entity
Predicate	hasWrittenWork	`P4`	FINISHED
Object	A Selection of Cases on the Law of Contracts A Selection of Cases on the Law of Contracts is a pioneering casebook on contract law by Christopher Columbus Langdell that helped establish the case method of legal education in American law schools.	`E355491`	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: A Selection of Cases on the Law of Contracts | Statement: [Christopher Columbus Langdell, hasWrittenWork, A Selection of Cases on the Law of Contracts]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: A Selection of Cases on the Law of Contracts
Context triple: [Christopher Columbus Langdell, hasWrittenWork, A Selection of Cases on the Law of Contracts]

A. Restatement (Second) of Contracts
Restatement (Second) of Contracts is a highly influential legal treatise that systematically summarizes and clarifies U.S. contract law principles for courts, practitioners, and scholars.
B. Restatements of the Law
Restatements of the Law are highly influential scholarly syntheses that clarify and organize common law principles in the United States for use by courts, lawyers, and scholars.
C. Copyright: Cases and Materials
"Copyright: Cases and Materials" is a leading law school casebook on U.S. copyright law, co-authored by Jane C. Ginsburg and widely used for teaching and scholarly reference.
D. Restatement (Second) of Conflict of Laws
The Restatement (Second) of Conflict of Laws is a highly influential legal treatise that systematically sets out modern U.S. choice-of-law principles and rules for resolving disputes involving multiple jurisdictions.
E. Law of Obligations
The Law of Obligations is a core area of civil law that governs legal relationships arising from contracts, torts, and other sources of duties between private parties.
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: A Selection of Cases on the Law of Contracts
Triple: [Christopher Columbus Langdell, hasWrittenWork, A Selection of Cases on the Law of Contracts]

Generated description

A Selection of Cases on the Law of Contracts is a pioneering casebook on contract law by Christopher Columbus Langdell that helped establish the case method of legal education in American law schools.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: A Selection of Cases on the Law of Contracts
Target entity description: A Selection of Cases on the Law of Contracts is a pioneering casebook on contract law by Christopher Columbus Langdell that helped establish the case method of legal education in American law schools.

A. Restatement (Second) of Contracts
Restatement (Second) of Contracts is a highly influential legal treatise that systematically summarizes and clarifies U.S. contract law principles for courts, practitioners, and scholars.
B. Restatements of the Law
Restatements of the Law are highly influential scholarly syntheses that clarify and organize common law principles in the United States for use by courts, lawyers, and scholars.
C. Copyright: Cases and Materials
"Copyright: Cases and Materials" is a leading law school casebook on U.S. copyright law, co-authored by Jane C. Ginsburg and widely used for teaching and scholarly reference.
D. Restatement (Second) of Conflict of Laws
The Restatement (Second) of Conflict of Laws is a highly influential legal treatise that systematically sets out modern U.S. choice-of-law principles and rules for resolving disputes involving multiple jurisdictions.
E. Law of Obligations
The Law of Obligations is a core area of civil law that governs legal relationships arising from contracts, torts, and other sources of duties between private parties.
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_69ad85ac312481909e7027ced1456a9f`	completed	March 8, 2026, 2:20 p.m.
NER	Named-entity recognition	`batch_69adb90a76288190b92ef3b26638cd47`	completed	March 8, 2026, 5:59 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69b34bdf81e48190abac8ea645e929ce`	completed	March 12, 2026, 11:27 p.m.
NEDg	Description generation	`batch_69b34e4972008190af3b84f26b4a3629`	completed	March 12, 2026, 11:37 p.m.
NED2	Entity disambiguation (via description)	`batch_69b34fc6c3f88190ba1a08243232df05`	completed	March 12, 2026, 11:44 p.m.

Created at: March 8, 2026, 3:15 p.m.