Classical guitar making classical guitar today is the Spanish guitar: usually fan-braced and strong in fundamental. While fan-braced Spanish (Torres, post-Torres style) instruments coexisted with traditional central European ladder-braced (19th-century style) guitars at the beginning of the 20th century, the central European guitars eventually fell away. Some attribute this to the popularity of Segovia, considering him "the catalyst for change toward the Spanish design and the so-called 'modern' school in the 1920s and beyond". The styles of music performed on ladder-braced guitars, were becoming more and more unfashionable; and e.g. in Germany musicians were in part turning towards folk-style music (Schrammel-music and the
Classical guitar 3rd and 4th strings). To achieve tremolo effects and rapid, fluent scale passages, the player must practice alternation, that is, never plucking a string with the same finger twice in a row. Using p to indicate the thumb, i the index finger, m the middle finger and a the ring finger, common alternation patterns include: Music written specifically for the classical guitar dates from the addition of the sixth string (the baroque guitar normally had five pairs of strings) in the late 18th century. A guitar recital may include a variety of works, e.g. works written originally for the lute