Piano sonata No.7 in B-Flat major,,Op.83 Piano Sonata No.7 in B flat major,op.83 Piano sonata no. 4 in E flat major, op. 7 Piano sonata no. 11 in B-flat major, op. 22 Piano sonata no. 12 in A-flat major, op. 26 Piano sonata no. 2 in B-flat minor, op. 36 Piano sonata no.31 in A flat major, op.110 Piano sonata no.2 in b flat minor op.35 Piano sonata no. 31 in A-flat major, op. 110 Piano sonata no. 2 in B flat minor, op. 35