When Xianji Liu became the first Chinese-born winner of the prestigious Francisco Tarrega International Guitar Competition in 2016, a new star emerged in the world of the classical guitar. Spanning the centuries and crossing the globe from Argentina to Britain, his recital includes some of the most beguiling and evocative pieces ever written for the instrument as well as four transcriptions so idiomatic to the guitar that they sound utterly natural on the six plucked strings.