Piano Sonata No. 7 in B-flat major
E452527
Piano Sonata No. 7 in B-flat major is a powerful and rhythmically driven piano work by Sergei Prokofiev, renowned as one of his three "War Sonatas" and a landmark of 20th-century piano repertoire.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Piano Sonata No. 7 in B-flat major canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4560336 — 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: Piano Sonata No. 7 in B-flat major Context triple: [Sergei Prokofiev, notableWork, Piano Sonata No. 7 in B-flat major]
-
A.
Piano Sonata No. 7 in D major, Op. 10 No. 3
Piano Sonata No. 7 in D major, Op. 10 No. 3 is a four-movement piano sonata by Ludwig van Beethoven, notable for its dramatic contrasts and deeply expressive slow movement.
-
B.
Piano Sonata No. 9 in E major, Op. 14 No. 1
Piano Sonata No. 9 in E major, Op. 14 No. 1 is a three-movement piano sonata by Ludwig van Beethoven, noted for its graceful, lyrical character and classical clarity.
-
C.
Piano Concerto in G major
The Piano Concerto in G major is a vibrant, jazz-influenced orchestral work by Maurice Ravel, celebrated for its brilliant piano writing, colorful orchestration, and blend of playful energy with lyrical beauty.
-
D.
Piano Concerto No. 2 in B-flat major, Op. 83
Piano Concerto No. 2 in B-flat major, Op. 83 is a grand, four-movement Romantic concerto for piano and orchestra by Johannes Brahms, renowned for its symphonic scale, technical demands, and lyrical depth.
-
E.
Piano Concerto No. 21 in C major
Piano Concerto No. 21 in C major is one of Mozart’s most celebrated piano concertos, renowned for its lyrical slow movement and elegant Classical style.
- 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: Piano Sonata No. 7 in B-flat major Target entity description: Piano Sonata No. 7 in B-flat major is a powerful and rhythmically driven piano work by Sergei Prokofiev, renowned as one of his three "War Sonatas" and a landmark of 20th-century piano repertoire.
-
A.
Piano Sonata No. 7 in D major, Op. 10 No. 3
Piano Sonata No. 7 in D major, Op. 10 No. 3 is a four-movement piano sonata by Ludwig van Beethoven, notable for its dramatic contrasts and deeply expressive slow movement.
-
B.
Piano Sonata No. 9 in E major, Op. 14 No. 1
Piano Sonata No. 9 in E major, Op. 14 No. 1 is a three-movement piano sonata by Ludwig van Beethoven, noted for its graceful, lyrical character and classical clarity.
-
C.
Piano Concerto in G major
The Piano Concerto in G major is a vibrant, jazz-influenced orchestral work by Maurice Ravel, celebrated for its brilliant piano writing, colorful orchestration, and blend of playful energy with lyrical beauty.
-
D.
Piano Concerto No. 2 in B-flat major, Op. 83
Piano Concerto No. 2 in B-flat major, Op. 83 is a grand, four-movement Romantic concerto for piano and orchestra by Johannes Brahms, renowned for its symphonic scale, technical demands, and lyrical depth.
-
E.
Piano Concerto No. 21 in C major
Piano Concerto No. 21 in C major is one of Mozart’s most celebrated piano concertos, renowned for its lyrical slow movement and elegant Classical style.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
musical composition
ⓘ
piano sonata ⓘ |
| alsoKnownAs |
Prokofiev Piano Sonata No. 7
NERFINISHED
ⓘ
Seventh Piano Sonata NERFINISHED ⓘ |
| associatedWith | War Sonatas trilogy NERFINISHED ⓘ |
| catalogNumber | Op. 83 ⓘ |
| century | 20th century ⓘ |
| characteristic |
dissonant harmonies
ⓘ
motoric rhythms ⓘ powerful ⓘ rhythmically driven ⓘ |
| composer | Sergei Prokofiev NERFINISHED ⓘ |
| compositionPeriod | 20th century ⓘ |
| countryOfOrigin | Soviet Union ⓘ |
| difficulty |
advanced
ⓘ
virtuosic ⓘ |
| era | Soviet era ⓘ |
| followedBy | Piano Sonata No. 8 in B-flat major, Op. 84 NERFINISHED ⓘ |
| follows | Piano Sonata No. 6 in A major, Op. 82 NERFINISHED ⓘ |
| genre |
classical music
ⓘ
piano solo ⓘ |
| historicalContext | World War II NERFINISHED ⓘ |
| instrumentation | solo piano ⓘ |
| key | B-flat major ⓘ |
| languageOfTitle | Russian ⓘ |
| movement |
First movement: Allegro inquieto
ⓘ
Second movement: Andante caloroso ⓘ Third movement: Precipitato NERFINISHED ⓘ |
| movementCount | 3 ⓘ |
| notableFor | landmark of 20th-century piano repertoire ⓘ |
| notableMovement | Precipitato NERFINISHED ⓘ |
| notablePerformer |
Emil Gilels
NERFINISHED
ⓘ
Evgeny Kissin NERFINISHED ⓘ Martha Argerich NERFINISHED ⓘ Sviatoslav Richter NERFINISHED ⓘ |
| numberInSeries | 7 ⓘ |
| partOf |
Prokofiev piano sonatas
NERFINISHED
ⓘ
War Sonatas NERFINISHED ⓘ |
| relatedWork |
Piano Sonata No. 6 in A major, Op. 82
NERFINISHED
ⓘ
Piano Sonata No. 8 in B-flat major, Op. 84 NERFINISHED ⓘ |
| reputation |
core work of the modern piano repertoire
ⓘ
one of Prokofiev’s most frequently performed piano sonatas ⓘ |
| seriesPosition | second of the War Sonatas ⓘ |
| style |
modernist
ⓘ
neoclassical elements ⓘ |
| typicalDuration | approximately 18–20 minutes ⓘ |
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: Piano Sonata No. 7 in B-flat major Description of subject: Piano Sonata No. 7 in B-flat major is a powerful and rhythmically driven piano work by Sergei Prokofiev, renowned as one of his three "War Sonatas" and a landmark of 20th-century piano repertoire.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.