System.ValueTuple
E697486
System.ValueTuple is a .NET value type that provides lightweight, mutable tuples for grouping multiple values without defining a custom type.
All labels observed (1)
| Label | Occurrences |
|---|---|
| System.ValueTuple canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7897310 — 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: System.ValueTuple Context triple: [System, containsType, System.ValueTuple]
-
A.
Common Type System
The Common Type System is a core component of the .NET architecture that defines how data types are declared, used, and managed across different .NET languages to ensure interoperability and type safety.
-
B.
System.Collections
System.Collections is a .NET namespace that provides fundamental interfaces and classes for working with non-generic collections such as lists, queues, arrays, and dictionaries.
-
C.
Tup
Tup is a town in Kyrgyzstan that serves as one of the main urban centers of the Issyk-Kul Region.
-
D.
.NET Standard Library
The .NET Standard Library is a formal specification of .NET APIs designed to provide a common, cross-platform base for building reusable libraries across different .NET implementations.
-
E.
System.Threading
System.Threading is a .NET namespace that provides types and APIs for working with threads, tasks, synchronization, and concurrent programming.
- 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: System.ValueTuple Target entity description: System.ValueTuple is a .NET value type that provides lightweight, mutable tuples for grouping multiple values without defining a custom type.
-
A.
Common Type System
The Common Type System is a core component of the .NET architecture that defines how data types are declared, used, and managed across different .NET languages to ensure interoperability and type safety.
-
B.
System.Collections
System.Collections is a .NET namespace that provides fundamental interfaces and classes for working with non-generic collections such as lists, queues, arrays, and dictionaries.
-
C.
Tup
Tup is a town in Kyrgyzstan that serves as one of the main urban centers of the Issyk-Kul Region.
-
D.
.NET Standard Library
The .NET Standard Library is a formal specification of .NET APIs designed to provide a common, cross-platform base for building reusable libraries across different .NET implementations.
-
E.
System.Threading
System.Threading is a .NET namespace that provides types and APIs for working with threads, tasks, synchronization, and concurrent programming.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
.NET struct
ⓘ
tuple type ⓘ value type ⓘ |
| definedInAssembly |
System.Runtime.dll
NERFINISHED
ⓘ
System.ValueTuple.dll NERFINISHED ⓘ |
| definedInNamespace | System ⓘ |
| hasArityOverloads | 1 to 8 ⓘ |
| hasDesignGoal |
better language integration
ⓘ
improved performance over System.Tuple ⓘ low allocation overhead ⓘ |
| hasFeature |
deconstruction syntax support in C#
ⓘ
field-based members (Item1, Item2, etc.) ⓘ named elements via C# syntax ⓘ pattern matching support in C# ⓘ |
| implementsInterface |
System.Collections.IStructuralComparable
ⓘ
System.Collections.IStructuralEquatable ⓘ System.IComparable NERFINISHED ⓘ System.IComparable`1 NERFINISHED ⓘ System.IEquatable NERFINISHED ⓘ |
| introducedIn |
.NET Core 1.0
NERFINISHED
ⓘ
.NET Framework 4.7 NERFINISHED ⓘ |
| introducedInLanguageVersion | C# 7.0 NERFINISHED ⓘ |
| isAllocatedOnHeapByDefault | false ⓘ |
| isAlternativeTo | System.Tuple NERFINISHED ⓘ |
| isBackedBy | struct fields, not properties ⓘ |
| isLightweightTuple | true ⓘ |
| isMoreEfficientThan | System.Tuple NERFINISHED ⓘ |
| isMutable | true ⓘ |
| isPartOf | .NET Base Class Library NERFINISHED ⓘ |
| isPreferredTupleTypeIn | modern C# code ⓘ |
| isReferenceType | false ⓘ |
| isSerializableIn |
.NET Core 2.0 and later
NERFINISHED
ⓘ
.NET Standard 2.0 and later ⓘ |
| isSupportedByLanguage | C# NERFINISHED ⓘ |
| isSupportedByLanguage |
F#
NERFINISHED
ⓘ
VB.NET NERFINISHED ⓘ |
| isUsedFor |
grouping multiple values
ⓘ
returning multiple values from methods ⓘ temporary data grouping ⓘ |
| isValueType | true ⓘ |
| requiresNuGetPackageOn | .NET Framework versions before 4.7 ⓘ |
| supportsDeconstruction | true ⓘ |
| supportsEquality | true ⓘ |
| supportsGenerics | true ⓘ |
| supportsItemAccessByName | true ⓘ |
| supportsItemAccessByPosition | true ⓘ |
| supportsUpToElements | 8 ⓘ |
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: System.ValueTuple Description of subject: System.ValueTuple is a .NET value type that provides lightweight, mutable tuples for grouping multiple values without defining a custom type.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.