Which of the following Beethoven works is written for piano?

Piano Sonata No. 1 in F minor

Piano Sonata No. 2 in A major

Piano Sonata No. 3 in C major

Opus 7: Piano Sonata No. 4 in E-flat major ("Grand Sonata")

Opus 10: Three Piano Sonatas

Piano Sonata No. 5 in C minor

Piano Sonata No. 6 in F major

Piano Sonata No. 7 in D major

Opus 13: Piano Sonata No. 8 in C minor ("Pathétique")

Opus 14: Two Piano Sonatas

Piano Sonata No. 9 in E major (Also arranged by the composer for String Quartet in F major

Piano Sonata No. 10 in G major

Opus 22: Piano Sonata No. 11 in B-flat major

Opus 26: Piano Sonata No. 12 in A-flat major ("Funeral March")

the german artist, architect, and designer, peter behrens