Ezio Bosso’s Sonata No. 1 in G minor is a fundamental stage in the journey through his music. It was created while the musician was in that ‘unpleasant’ room (that of his illness) which sometimes became dark and, when he came out of it, remained inside him and conditioned his body his ‘twelfth room’.

But precisely because, in Ezio’s words, ‘every problem is an opportunity’, those dark moments were converted into light, his suffering translated into music, into a three-stroke sonata for pi...