A440
E1234523
UNEXPLORED
A440 is the standard musical pitch reference in which the note A above middle C is tuned to 440 hertz, serving as the common tuning benchmark for many ensembles and instruments.
All labels observed (1)
| Label | Occurrences |
|---|---|
| A440 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T16834684 — 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: A440 Context triple: [Western symphony orchestra, typicalTuningStandard, A440]
-
A.
A-flat major
A-flat major is a warm, lyrical key signature often associated with expressive, singing melodies in classical music.
-
B.
E-flat major
E-flat major is a musical key characterized by three flats, often associated with warm, lyrical, and noble-sounding compositions in classical and popular music.
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C.
B-flat major
B-flat major is a musical key characterized by a warm, rich tonality commonly used in orchestral, band, and jazz music.
-
D.
String Octet in B-flat major
String Octet in B-flat major is a late Romantic chamber work for eight string instruments by Max Bruch, admired for its rich harmonies and lyrical, expansive character.
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E.
A40
A40 is a major French motorway, also known as the "Autoroute Blanche," that connects Mâcon to the Mont Blanc region through the Jura and Alps.
- 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: A440 Target entity description: A440 is the standard musical pitch reference in which the note A above middle C is tuned to 440 hertz, serving as the common tuning benchmark for many ensembles and instruments.
-
A.
A-flat major
A-flat major is a warm, lyrical key signature often associated with expressive, singing melodies in classical music.
-
B.
E-flat major
E-flat major is a musical key characterized by three flats, often associated with warm, lyrical, and noble-sounding compositions in classical and popular music.
-
C.
B-flat major
B-flat major is a musical key characterized by a warm, rich tonality commonly used in orchestral, band, and jazz music.
-
D.
String Octet in B-flat major
String Octet in B-flat major is a late Romantic chamber work for eight string instruments by Max Bruch, admired for its rich harmonies and lyrical, expansive character.
-
E.
A40
A40 is a major French motorway, also known as the "Autoroute Blanche," that connects Mâcon to the Mont Blanc region through the Jura and Alps.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.