sentences:  Stoyan Yankoulov formed a duo with Theodosii Spassov (kaval), and later, together with Anatoly Vapirov (saxophone), they laid the foundations of the Fairy Tale Trio.In 2000 Stoyan Yankoulov' met the Bulgarian folklore singer Elitsa Todorova at a Bulgarian music festival held in Canada.They quickly exchanged ideas about their common interest in percussion instruments, fast electronic beats, and dedication to Bulgarian folklore.