An extraordinary fugal subject, a cat that may never have walked across Scarlatti’s keyboard, and a legend that followed the music for two centuries: K.30 transforms its initial uncertainty into a compelling musical architecture. i Work information Composer: Domenico Scarlatti (1685–1757) Work; Sonata in G minor, K.30, L.499 Original designation; Essercizio No. 30 Later title: Cat’s Fugue / Fuga del gatto Composition: Uncertain; the work predates its printed edition Publication: London, 1738–39, in the Essercizi per gravicembalo Position: No. 30 — final work in the collection Key: G minor Meter: 6/8 Tempo: Moderato Form: Single-movement fugue Length: 152 bars Instrumentation: Keyboard; harpsichord in the original publication Duration: approx. 4–5 minutes