All just my personal opinion
Concert review, Benjamin Nyffenegger, Olivera Sekulić-Barac, Orchestergesellschaft Zürich @ Tonhalle Zurich, 2017-06-25 — Works by P.I.Tchaikovsky: Polonaise from the Opera “Eugene Onegin”, op.24; Rococo Variations for Cello and Orchestra, op.33 (Fitzenhagen); Symphony No.5 in E minor, op.64
Concert Review, piano recital Piotr Anderszewski @ Tonhalle Zurich, 2017-05-30 — Schumann: Variations in E♭ major, WoO 24, “Ghost Variations” — Mozart: Fantasia in C minor, K.475/Piano Sonata No.14 in C minor, K.457 — Leoš Janáček: On an Overgrown Path, Book II — Chopin: Three Mazurki, op.59; Polonaise No.7 in A♭ major “Polonaise-fantaisie”, op.61
Concert review, Tonhalle Zurich, 2016-12-13: Trio Zimmermann playing Johann Sebastian Bach’s Goldberg Variations, BWV 988, arranged for string trio by Dmitry Sitkovetsky (*1954)
Piano recital Lise de la Salle — Baden/CH, 2016-12-10: Ludwig van Beethoven: Piano Sonata No.3 in C major, op.2/3 & Piano Sonata No.32 in C minor, op.111; György Ligeti: 3 Etudes from “Études pour piano” (Nos.4, 2, 13); Johannes Brahms: Variations and Fugue for Piano on a Theme by Handel, op.24
Concert review: Piano recital Olga Scheps at Zurich Tonhalle (2016-03-08), playing Tchaikovsky (Les Saisons, op.37a/37b), Rachmaninoff (Corelli Variations in D minor, op.42), Prokofiev (Piano Sonata No.7 in B♭ major, op.83)
Review, piano recital, Zurich-Enge, 2016-02-10: Ruvim Ostrovsky playing Beethoven piano sonatas No.24 (op.78, “à Thérèse”), No.25 (op.79), No.26 (81a, “Les Adieux”), No.27 (op.90), and No.28 (op.101)