Rule 15
E86046
provision of the Federal Rules of Civil Procedure
rule on amendments before trial
rule on amendments during and after trial
rule on relation back of amendments
rule on supplemental pleadings
Rule 15 is a provision of the U.S. Federal Rules of Civil Procedure that governs when and how parties may amend their pleadings in civil lawsuits.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Rule 15 canonical | 2 |
| Rule 15 (Amended and supplemental pleadings) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T700923 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Rule 15 Context triple: [United States Federal Rules of Civil Procedure, containsPart, Rule 15]
-
A.
Rule 11
Rule 11 is a key provision of the U.S. Federal Rules of Civil Procedure that governs the signing of pleadings and motions, requiring attorneys and parties to certify that their filings are legally and factually grounded and not submitted for improper purposes, with sanctions available for violations.
-
B.
Rule 37
Rule 37 is a provision of the U.S. Federal Rules of Civil Procedure that governs sanctions and remedies for failures to make disclosures or cooperate in discovery during civil litigation.
-
C.
Rule 8
Rule 8 is a key provision of the U.S. Federal Rules of Civil Procedure that sets out the basic requirements for the content and form of pleadings, including the standard for stating a claim for relief.
-
D.
Article XI – Miscellaneous Rules
Article XI – Miscellaneous Rules is the section of the Federal Rules of Evidence that sets out various additional provisions governing the application and administration of the evidentiary rules in U.S. federal courts.
-
E.
Rule 72
Rule 72 is a provision of the U.S. Federal Rules of Civil Procedure that governs how parties may object to and seek review of decisions made by magistrate judges in civil cases.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Rule 15 Target entity description: Rule 15 is a provision of the U.S. Federal Rules of Civil Procedure that governs when and how parties may amend their pleadings in civil lawsuits.
-
A.
Rule 11
Rule 11 is a key provision of the U.S. Federal Rules of Civil Procedure that governs the signing of pleadings and motions, requiring attorneys and parties to certify that their filings are legally and factually grounded and not submitted for improper purposes, with sanctions available for violations.
-
B.
Rule 37
Rule 37 is a provision of the U.S. Federal Rules of Civil Procedure that governs sanctions and remedies for failures to make disclosures or cooperate in discovery during civil litigation.
-
C.
Rule 8
Rule 8 is a key provision of the U.S. Federal Rules of Civil Procedure that sets out the basic requirements for the content and form of pleadings, including the standard for stating a claim for relief.
-
D.
Article XI – Miscellaneous Rules
Article XI – Miscellaneous Rules is the section of the Federal Rules of Evidence that sets out various additional provisions governing the application and administration of the evidentiary rules in U.S. federal courts.
-
E.
Rule 72
Rule 72 is a provision of the U.S. Federal Rules of Civil Procedure that governs how parties may object to and seek review of decisions made by magistrate judges in civil cases.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
provision of the Federal Rules of Civil Procedure
ⓘ
rule on amendments before trial ⓘ rule on amendments during and after trial ⓘ rule on relation back of amendments ⓘ rule on supplemental pleadings ⓘ |
| aimsTo | promote decisions on the merits rather than on technical pleading defects ⓘ |
| appliesIn |
diversity jurisdiction cases
ⓘ
federal-question cases ⓘ removed cases in federal court ⓘ |
| appliesTo |
amended answers
ⓘ
amended complaints ⓘ amended counterclaims ⓘ amended crossclaims ⓘ changing or adding a party ⓘ civil lawsuits ⓘ pleadings ⓘ statute of limitations issues for amended claims ⓘ |
| bindingOn | United States district courts ⓘ |
| citationForm | Fed. R. Civ. P. 15 ⓘ |
| effect | treats unpleaded issues tried by consent as if raised in the pleadings ⓘ |
| governs |
amendment of pleadings in civil actions
ⓘ
amendments as a matter of course ⓘ amendments to conform the pleadings to the evidence ⓘ amendments with the court’s leave ⓘ amendments with the opposing party’s written consent ⓘ issues tried by the parties’ express or implied consent ⓘ supplemental pleadings setting out events that happened after the date of the pleading ⓘ when an amended pleading relates back to the date of the original pleading ⓘ |
| hasSection |
Rule 15(a)
ⓘ
Rule 15(b) ⓘ Rule 15(c) ⓘ Rule 15(d) ⓘ |
| interactsWith |
Rule 12 of the Federal Rules of Civil Procedure
ⓘ
Rule 4(m) of the Federal Rules of Civil Procedure ⓘ Rule 8 of the Federal Rules of Civil Procedure ⓘ
linked to:
Rule 8
statutes of limitations ⓘ |
| jurisdiction |
United States federal courts
ⓘ
linked to:
U.S. federal courts
|
| legalSystem | United States civil procedure ⓘ |
| partOf | Federal Rules of Civil Procedure ⓘ |
| purpose | to allow liberal amendment of pleadings ⓘ |
| requires |
court permission for supplemental pleadings
ⓘ
notice to the party to be brought in by amendment within the Rule 4(m) period ⓘ same conduct, transaction, or occurrence as the original pleading ⓘ that the party to be brought in knew or should have known the action would have been brought against it but for a mistake ⓘ |
| sourceOfLaw | federal procedural law ⓘ |
| standardForLeave | leave shall be freely given when justice so requires ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Rule 15 Description of subject: Rule 15 is a provision of the U.S. Federal Rules of Civil Procedure that governs when and how parties may amend their pleadings in civil lawsuits.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Rule 15